From 4a92d91bc3f5a824dc676dcb0a234bbc2ed8cc3c Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Tue, 22 Aug 2023 19:22:49 +0300
Subject: [PATCH 01/41] #2295: Edited Universe.find

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index f24bfb392a..5ca113875a 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -65,7 +65,12 @@ public Universe() {
      * @return Vertex of the object to find.
      */
     public int find(final String name) {
-        Phi accum = this.connector;
+        Phi accum;
+        if (name.charAt(0) == 'Q') {
+            accum = Phi.Φ;
+        } else {
+            accum = this.connector;
+        }
         final String[] atts = Universe.replace(name)
             .split("\\.");
         for (final String att: atts) {

From 5773a0e7b2312cf96771af5457cda89e315e5e91 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 11:42:25 +0300
Subject: [PATCH 02/41] #2295: Added test with finding by absolute location

---
 .../src/test/java/org/eolang/UniverseTest.java      | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/eo-runtime/src/test/java/org/eolang/UniverseTest.java b/eo-runtime/src/test/java/org/eolang/UniverseTest.java
index 7b2b7594fa..7c6a38bebe 100644
--- a/eo-runtime/src/test/java/org/eolang/UniverseTest.java
+++ b/eo-runtime/src/test/java/org/eolang/UniverseTest.java
@@ -28,6 +28,9 @@
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
+import java.util.HashMap;
+import java.util.Map;
+
 /**
  * Test case for {@link Universe}.
  * @since 0.31
@@ -69,6 +72,16 @@ void findsLongAtt() {
         );
     }
 
+    @Test
+    void findsByAbsoluteLoc() {
+        final Map<Integer, Phi> indexed = new HashMap<>();
+        final Universe universe = new Universe();
+        final int vertex = universe.find("Q.org.eolang.int");
+        System.out.println(vertex);
+        System.out.println(indexed.get(vertex).getClass());
+        assert EOorg.EOeolang.EOint.class == indexed.get(vertex).getClass();
+    }
+
     @Test
     void throwsIfWrongFind() {
         Assertions.assertThrows(

From 44dc96e9be51dce37e355b5a7778dc6a0da39b2f Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 12:34:30 +0300
Subject: [PATCH 03/41] #2295: loc should start with "^." or "$." or "Q." only

---
 .../src/main/java/org/eolang/Universe.java    | 21 +++++++++++++++----
 .../test/java/org/eolang/UniverseTest.java    | 21 ++++++++++---------
 2 files changed, 28 insertions(+), 14 deletions(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index b04c978c3c..4a56f9a288 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -23,6 +23,8 @@
  */
 package org.eolang;
 
+import org.apache.commons.lang3.ArrayUtils;
+
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Optional;
@@ -77,13 +79,24 @@ public Universe() {
      */
     public int find(final String name) {
         Phi accum;
-        if (name.charAt(0) == 'Q') {
+        String[] atts = Universe.replace(name)
+            .split("\\.");
+        if (atts[0].equals("Q")) {
             accum = Phi.Φ;
-        } else {
+            atts = ArrayUtils.remove(atts, 0);
+        } else if (atts[0].equals("$")) {
+            accum = this.connector;
+            atts = ArrayUtils.remove(atts, 0);
+        } else if (atts[0].equals("^")) {
             accum = this.connector;
+        } else {
+            throw new ExFailure(
+                String.format(
+                    "Universe.find starts with %s, but it should start with Q or ^ or $ only",
+                    atts[0]
+                )
+            );
         }
-        final String[] atts = Universe.replace(name)
-            .split("\\.");
         for (final String att: atts) {
             if (!"".equals(att)) {
                 accum = accum.attr(att).get();
diff --git a/eo-runtime/src/test/java/org/eolang/UniverseTest.java b/eo-runtime/src/test/java/org/eolang/UniverseTest.java
index 7c6a38bebe..6f23d7c314 100644
--- a/eo-runtime/src/test/java/org/eolang/UniverseTest.java
+++ b/eo-runtime/src/test/java/org/eolang/UniverseTest.java
@@ -23,11 +23,11 @@
  */
 package org.eolang;
 
+import EOorg.EOeolang.EOseq;
 import org.hamcrest.MatcherAssert;
 import org.hamcrest.Matchers;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
-
 import java.util.HashMap;
 import java.util.Map;
 
@@ -47,7 +47,7 @@ void findsSimpleAtt() {
         final Phi phi = new DummyWithAt(Phi.Φ);
         final Universe universe = new Universe(phi);
         MatcherAssert.assertThat(
-            universe.find(UniverseTest.ATT),
+            universe.find("$.".concat(UniverseTest.ATT)),
             Matchers.equalTo(
                 phi.attr(UniverseTest.ATT).get().hashCode()
             )
@@ -61,7 +61,7 @@ void findsLongAtt() {
         MatcherAssert.assertThat(
             universe.find(
                 String.format(
-                    "%s.%s",
+                    "$.%s.%s",
                     UniverseTest.ATT,
                     UniverseTest.ATT
                     )
@@ -75,11 +75,12 @@ void findsLongAtt() {
     @Test
     void findsByAbsoluteLoc() {
         final Map<Integer, Phi> indexed = new HashMap<>();
-        final Universe universe = new Universe();
-        final int vertex = universe.find("Q.org.eolang.int");
-        System.out.println(vertex);
-        System.out.println(indexed.get(vertex).getClass());
-        assert EOorg.EOeolang.EOint.class == indexed.get(vertex).getClass();
+        final Universe universe = new Universe(Phi.Φ, indexed);
+        final int vertex = universe.find("Q.org.eolang.seq");
+        MatcherAssert.assertThat(
+            indexed.get(vertex).getClass(),
+            Matchers.equalTo(EOseq.class)
+        );
     }
 
     @Test
@@ -88,7 +89,7 @@ void throwsIfWrongFind() {
             ExAbstract.class,
             () -> new Universe(
                 new DummyWithStructure(Phi.Φ)
-            ).find("wrong-name")
+            ).find("$.wrong-name")
         );
     }
 
@@ -98,7 +99,7 @@ void dataizesIndexed() {
             new DummyWithAt(Phi.Φ)
         );
         final int vertex = universe.find(
-            String.format(UniverseTest.ATT)
+            "$.".concat(UniverseTest.ATT)
         );
         MatcherAssert.assertThat(
             universe.dataize(vertex),

From ceb8846ec2139f4acac52d2d68f8358693362fd9 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 12:58:28 +0300
Subject: [PATCH 04/41] #2295: change atts[0] to "." instead of removing the
 first element

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index 4a56f9a288..cfacebcebd 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -79,16 +79,16 @@ public Universe() {
      */
     public int find(final String name) {
         Phi accum;
-        String[] atts = Universe.replace(name)
+        final String[] atts = Universe.replace(name)
             .split("\\.");
         if (atts[0].equals("Q")) {
             accum = Phi.Φ;
-            atts = ArrayUtils.remove(atts, 0);
-        } else if (atts[0].equals("$")) {
+            atts[0] = ".";
+        } else if (atts[0].equals("ρ")) {
             accum = this.connector;
-            atts = ArrayUtils.remove(atts, 0);
-        } else if (atts[0].equals("^")) {
+        } else if (atts[0].equals("$")) {
             accum = this.connector;
+            atts[0] = ".";
         } else {
             throw new ExFailure(
                 String.format(

From b2b2867753808c8c0f47e6023862e597307326d3 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 15:20:06 +0300
Subject: [PATCH 05/41] #2425: change atts[0] to "" instead of removing the
 first element

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index cfacebcebd..620d0377c0 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -83,12 +83,12 @@ public int find(final String name) {
             .split("\\.");
         if (atts[0].equals("Q")) {
             accum = Phi.Φ;
-            atts[0] = ".";
+            atts[0] = "";
         } else if (atts[0].equals("ρ")) {
             accum = this.connector;
         } else if (atts[0].equals("$")) {
             accum = this.connector;
-            atts[0] = ".";
+            atts[0] = "";
         } else {
             throw new ExFailure(
                 String.format(

From b5f50eb6a34b8e895ed797495035af2262e72d80 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 18:20:23 +0300
Subject: [PATCH 06/41] #2425: violations

---
 eo-runtime/src/main/java/org/eolang/Universe.java     | 2 --
 eo-runtime/src/test/java/org/eolang/UniverseTest.java | 4 ++--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index 620d0377c0..f446207173 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -23,8 +23,6 @@
  */
 package org.eolang;
 
-import org.apache.commons.lang3.ArrayUtils;
-
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Optional;
diff --git a/eo-runtime/src/test/java/org/eolang/UniverseTest.java b/eo-runtime/src/test/java/org/eolang/UniverseTest.java
index 6f23d7c314..16bdf06751 100644
--- a/eo-runtime/src/test/java/org/eolang/UniverseTest.java
+++ b/eo-runtime/src/test/java/org/eolang/UniverseTest.java
@@ -24,12 +24,12 @@
 package org.eolang;
 
 import EOorg.EOeolang.EOseq;
+import java.util.HashMap;
+import java.util.Map;
 import org.hamcrest.MatcherAssert;
 import org.hamcrest.Matchers;
 import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
-import java.util.HashMap;
-import java.util.Map;
 
 /**
  * Test case for {@link Universe}.

From 93cebbaedc8dd2383a7a039f6e31010ac35b239d Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 18:37:51 +0300
Subject: [PATCH 07/41] #2425: restart ci

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index f446207173..15c866574b 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -79,7 +79,7 @@ public int find(final String name) {
         Phi accum;
         final String[] atts = Universe.replace(name)
             .split("\\.");
-        if (atts[0].equals("Q")) {
+        if (atts[0].equals("")) {
             accum = Phi.Φ;
             atts[0] = "";
         } else if (atts[0].equals("ρ")) {

From 6081f6decc8a28582c41cf1df443b862e5a1946b Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 18:38:00 +0300
Subject: [PATCH 08/41] #2425: restart ci

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index 15c866574b..f446207173 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -79,7 +79,7 @@ public int find(final String name) {
         Phi accum;
         final String[] atts = Universe.replace(name)
             .split("\\.");
-        if (atts[0].equals("")) {
+        if (atts[0].equals("Q")) {
             accum = Phi.Φ;
             atts[0] = "";
         } else if (atts[0].equals("ρ")) {

From 754568da8e95890c99f56601fbb1b26a2d32e1eb Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 18:49:04 +0300
Subject: [PATCH 09/41] #2425: restart ci

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index f446207173..15c866574b 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -79,7 +79,7 @@ public int find(final String name) {
         Phi accum;
         final String[] atts = Universe.replace(name)
             .split("\\.");
-        if (atts[0].equals("Q")) {
+        if (atts[0].equals("")) {
             accum = Phi.Φ;
             atts[0] = "";
         } else if (atts[0].equals("ρ")) {

From 6ffed2f156060d86ae7848f0878b9ca5e9e89638 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Wed, 23 Aug 2023 18:49:11 +0300
Subject: [PATCH 10/41] #2425: restart ci

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index 15c866574b..f446207173 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -79,7 +79,7 @@ public int find(final String name) {
         Phi accum;
         final String[] atts = Universe.replace(name)
             .split("\\.");
-        if (atts[0].equals("")) {
+        if (atts[0].equals("Q")) {
             accum = Phi.Φ;
             atts[0] = "";
         } else if (atts[0].equals("ρ")) {

From 5a7f1ef0c3233259edd6329c876cdb5562bf7abc Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 12:49:52 +0300
Subject: [PATCH 11/41] changed hashcode

---
 .../main/resources/org/eolang/maven/pre/to-java.xsl | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl b/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
index 76581d6f61..3530b60338 100644
--- a/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
+++ b/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
@@ -158,6 +158,11 @@ SOFTWARE.
     <xsl:value-of select="eo:class-name(@name, eo:suffix(@line, @pos))"/>
     <xsl:text> extends PhDefault {</xsl:text>
     <xsl:value-of select="eo:eol(0)"/>
+    <xsl:variable name="type" select="concat(//meta[head='package']/tail, '.', @name)"/>
+    <xsl:if test="$literal-objects[text()=$type]">
+      <xsl:value-of select="eo:tabs(1)"/>
+      <xs:text>private final AtomicBoolean initialized;</xs:text>
+    </xsl:if>
     <xsl:apply-templates select="." mode="ctors"/>
     <xsl:apply-templates select="." mode="equals-and-hashCode"/>
     <xsl:if test="//meta[head='junit' or head='tests'] and not(@parent)">
@@ -200,7 +205,7 @@ SOFTWARE.
     <xsl:variable name="type" select="concat(//meta[head='package']/tail, '.', @name)"/>
     <xsl:if test="$literal-objects[text()=$type]">
       <xsl:value-of select="eo:eol(2)"/>
-      <xsl:text>this.add("Δ", new AtFree());</xsl:text>
+      <xsl:text>this.add("Δ", new AtFree(new AtSimple(), this.initialized));</xsl:text>
     </xsl:if>
     <xsl:if test="$type='org.eolang.tuple'">
       <xsl:value-of select="eo:eol(2)"/>
@@ -224,6 +229,12 @@ SOFTWARE.
       <xsl:value-of select="eo:eol(1)"/>
       <xsl:text>public int hashCode() {</xsl:text>
       <xsl:value-of select="eo:eol(2)"/>
+      <xsl:text>if (this.initialized.get()) {</xsl:text>
+      <xsl:value-of select="eo:eol(3)"/>
+      <xsl:text>return this.attr("Δ").get().hashCode();</xsl:text>
+      <xsl:value-of select="eo:eol(2)"/>
+      <xsl:text>} else {</xsl:text>
+      <xsl:value-of select="eo:eol(3)"/>
       <xsl:text>return this.attr("Δ").get().hashCode();</xsl:text>
       <xsl:value-of select="eo:eol(1)"/>
       <xsl:text>}</xsl:text>

From 6d1f43b6db75d325e83bcc7c36f7787fe7a4dd13 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 12:53:47 +0300
Subject: [PATCH 12/41] #2433: changed hashcode

---
 .../src/main/resources/org/eolang/maven/pre/to-java.xsl      | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl b/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
index 3530b60338..a8c4188197 100644
--- a/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
+++ b/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
@@ -158,11 +158,6 @@ SOFTWARE.
     <xsl:value-of select="eo:class-name(@name, eo:suffix(@line, @pos))"/>
     <xsl:text> extends PhDefault {</xsl:text>
     <xsl:value-of select="eo:eol(0)"/>
-    <xsl:variable name="type" select="concat(//meta[head='package']/tail, '.', @name)"/>
-    <xsl:if test="$literal-objects[text()=$type]">
-      <xsl:value-of select="eo:tabs(1)"/>
-      <xs:text>private final AtomicBoolean initialized;</xs:text>
-    </xsl:if>
     <xsl:apply-templates select="." mode="ctors"/>
     <xsl:apply-templates select="." mode="equals-and-hashCode"/>
     <xsl:if test="//meta[head='junit' or head='tests'] and not(@parent)">

From 2eebcc0ba41b234d631497c62f4d04b783c27194 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 14:52:04 +0300
Subject: [PATCH 13/41] #2433: EOint has hashcode even without delta attribute
 initialized

---
 .../org/eolang/maven/pre/to-java.xsl          | 38 +++++++++---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 +++++++++++++++++++
 2 files changed, 92 insertions(+), 8 deletions(-)
 create mode 100644 eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java

diff --git a/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl b/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
index a8c4188197..9e05ba7e66 100644
--- a/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
+++ b/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
@@ -131,6 +131,8 @@ SOFTWARE.
         <xsl:apply-templates select="//meta[head='package']" mode="head"/>
         <xsl:text>import org.eolang.*;</xsl:text>
         <xsl:value-of select="eo:eol(0)"/>
+        <xsl:text>import java.util.concurrent.atomic.AtomicBoolean;</xsl:text>
+        <xsl:value-of select="eo:eol(0)"/>
         <xsl:apply-templates select="//meta[head='junit' or head='tests']" mode="head"/>
         <xsl:apply-templates select="." mode="body"/>
       </xsl:element>
@@ -158,6 +160,7 @@ SOFTWARE.
     <xsl:value-of select="eo:class-name(@name, eo:suffix(@line, @pos))"/>
     <xsl:text> extends PhDefault {</xsl:text>
     <xsl:value-of select="eo:eol(0)"/>
+    <xsl:apply-templates select="." mode="fields"/>
     <xsl:apply-templates select="." mode="ctors"/>
     <xsl:apply-templates select="." mode="equals-and-hashCode"/>
     <xsl:if test="//meta[head='junit' or head='tests'] and not(@parent)">
@@ -174,8 +177,17 @@ SOFTWARE.
       <xsl:value-of select="."/>
     </xsl:for-each>
   </xsl:template>
+  <xsl:template match="class" mode="fields">
+    <xsl:value-of select="eo:tabs(1)"/>
+    <xsl:variable name="type" select="concat(//meta[head='package']/tail, '.', @name)"/>
+    <xsl:if test="$literal-objects[text()=$type]">
+      <xsl:value-of select="eo:eol(1)"/>
+      <xsl:text>private final AtomicBoolean initialized = new AtomicBoolean(false);</xsl:text>
+    </xsl:if>
+  </xsl:template>
   <xsl:template match="class" mode="ctors">
     <xsl:value-of select="eo:tabs(1)"/>
+    <xsl:value-of select="eo:eol(1)"/>
     <xsl:choose>
       <xsl:when test="//meta[head='junit' or head='tests'] and not(@parent)">
         <xsl:text>public </xsl:text>
@@ -223,14 +235,24 @@ SOFTWARE.
       <xsl:text>@Override</xsl:text>
       <xsl:value-of select="eo:eol(1)"/>
       <xsl:text>public int hashCode() {</xsl:text>
-      <xsl:value-of select="eo:eol(2)"/>
-      <xsl:text>if (this.initialized.get()) {</xsl:text>
-      <xsl:value-of select="eo:eol(3)"/>
-      <xsl:text>return this.attr("Δ").get().hashCode();</xsl:text>
-      <xsl:value-of select="eo:eol(2)"/>
-      <xsl:text>} else {</xsl:text>
-      <xsl:value-of select="eo:eol(3)"/>
-      <xsl:text>return this.attr("Δ").get().hashCode();</xsl:text>
+      <xsl:choose>
+        <xsl:when test="$type='org.eolang.tuple'">
+          <xsl:value-of select="eo:eol(1)"/>
+          <xsl:text>return this.attr("Δ").get().hashCode();</xsl:text>
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:value-of select="eo:eol(2)"/>
+          <xsl:text>if (this.initialized.get()) {</xsl:text>
+          <xsl:value-of select="eo:eol(3)"/>
+          <xsl:text>return this.attr("Δ").get().hashCode();</xsl:text>
+          <xsl:value-of select="eo:eol(2)"/>
+          <xsl:text>} else {</xsl:text>
+          <xsl:value-of select="eo:eol(3)"/>
+          <xsl:text>return this.vertex;</xsl:text>
+          <xsl:value-of select="eo:eol(2)"/>
+          <xsl:text>}</xsl:text>
+        </xsl:otherwise>
+      </xsl:choose>
       <xsl:value-of select="eo:eol(1)"/>
       <xsl:text>}</xsl:text>
       <xsl:value-of select="eo:eol(1)"/>
diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
new file mode 100644
index 0000000000..14a2042419
--- /dev/null
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016-2023 Objectionary.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * @checkstyle PackageNameCheck (10 lines)
+ */
+package EOorg.EOeolang;
+
+import org.eolang.Data;
+import org.eolang.Phi;
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test case for {@link EOint}.
+ *
+ * @since 0.1
+ * @checkstyle TypeNameCheck (4 lines)
+ */
+public class EOintTest {
+
+    @Test
+    void hasEqualHashes() {
+        final Phi left = new Data.ToPhi(42L);
+        final Phi right = new Data.ToPhi(42L);
+        MatcherAssert.assertThat(
+            left.hashCode(),
+            Matchers.equalTo(right.hashCode())
+        );
+    }
+
+    @Test
+    void hasHashEvenWithoutData() {
+        final Phi phi = new EOint(Phi.Φ);
+        MatcherAssert.assertThat(
+            phi.hashCode(),
+            Matchers.greaterThan(0)
+        );
+    }
+}

From 4a72935dba82b8f65f67e7196dcd8c7c5f883bea Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 14:59:38 +0300
Subject: [PATCH 14/41] #2425: Check if argument is null

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index f446207173..c33751d396 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -76,15 +76,20 @@ public Universe() {
      * @return Vertex of the object to find.
      */
     public int find(final String name) {
+        if (name == null) {
+            throw new IllegalArgumentException(
+                "Argument name is null"
+            );
+        }
         Phi accum;
         final String[] atts = Universe.replace(name)
             .split("\\.");
-        if (atts[0].equals("Q")) {
+        if ("Q".equals(atts[0])) {
             accum = Phi.Φ;
             atts[0] = "";
-        } else if (atts[0].equals("ρ")) {
+        } else if ("ρ".equals(atts[0])) {
             accum = this.connector;
-        } else if (atts[0].equals("$")) {
+        } else if ("$".equals(atts[0])) {
             accum = this.connector;
             atts[0] = "";
         } else {

From f081990a12e983c1304acdab20ec6a889fa4be02 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 15:21:16 +0300
Subject: [PATCH 15/41] #2425: restart ci

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index c33751d396..9f5b57fba8 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -146,11 +146,6 @@ public int copy(final int vertex) {
         return vertex;
     }
 
-    /**
-     * Dataizes the eo object by vertex and return byte array.
-     * @param vertex Vertex of eo-object.
-     * @return Raw data.
-     */
     public byte[] dataize(final int vertex) {
         return new Param(
             this.get(vertex),

From 48913643dfd1e8f147a6aa130e9d8f27d41b8bfe Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 15:21:25 +0300
Subject: [PATCH 16/41] #2425: restart ci

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index 9f5b57fba8..c33751d396 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -146,6 +146,11 @@ public int copy(final int vertex) {
         return vertex;
     }
 
+    /**
+     * Dataizes the eo object by vertex and return byte array.
+     * @param vertex Vertex of eo-object.
+     * @return Raw data.
+     */
     public byte[] dataize(final int vertex) {
         return new Param(
             this.get(vertex),

From 2bc2aad75528aadeec862da337d8be333579aae8 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 15:30:27 +0300
Subject: [PATCH 17/41] #2425: Do not check EOintTest.java since it have
 illegal package name

---
 .github/workflows/codecov.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index 2b7a887f42..a180d61c0f 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -7,6 +7,8 @@ on:
 concurrency:
   group: codecov-${{ github.ref }}
   cancel-in-progress: true
+ignore:
+  - "eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java"
 jobs:
   codecov:
     runs-on: ubuntu-22.04

From d71480aab68044bbe0d260a2f149dcae0cbf8184 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 15:35:43 +0300
Subject: [PATCH 18/41] #2425: Try to fix codecov via suppress varning

---
 .github/workflows/codecov.yml                                | 2 --
 eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java | 2 ++
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index a180d61c0f..2b7a887f42 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -7,8 +7,6 @@ on:
 concurrency:
   group: codecov-${{ github.ref }}
   cancel-in-progress: true
-ignore:
-  - "eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java"
 jobs:
   codecov:
     runs-on: ubuntu-22.04
diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java
index 2223d6b25e..8f999c45c1 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java
@@ -40,6 +40,7 @@
  * @since 0.1
  * @checkstyle TypeNameCheck (4 lines)
  */
+@SuppressWarnings("PMD.PackageCase")
 final class EOintEOplusTest {
 
     @Test
@@ -54,3 +55,4 @@ void addsNumbers() {
         );
     }
 }
+

From 73b9772ad773ad9325d1ede6cf283d4688e54826 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 15:44:56 +0300
Subject: [PATCH 19/41] #2425: spurious network

---
 eo-runtime/src/EOint$EOeq.java  | 125 ++++++++++++++++++++++++++++++++
 eo-runtime/src/EOint$EOgte.java |  37 ++++++++++
 eo-runtime/src/EOint.java       |  96 ++++++++++++++++++++++++
 3 files changed, 258 insertions(+)
 create mode 100644 eo-runtime/src/EOint$EOeq.java
 create mode 100644 eo-runtime/src/EOint$EOgte.java
 create mode 100644 eo-runtime/src/EOint.java

diff --git a/eo-runtime/src/EOint$EOeq.java b/eo-runtime/src/EOint$EOeq.java
new file mode 100644
index 0000000000..9178bb4800
--- /dev/null
+++ b/eo-runtime/src/EOint$EOeq.java
@@ -0,0 +1,125 @@
+
+/* This file was auto-generated by eo-maven-plugin (1.0-SNAPSHOT b5f50eb 2023-08-23T18:33:26) on 2023-08-24T11:58:23.295065Z; your changes will be discarded on the next build */
+package EOorg.EOeolang;
+
+import org.eolang.*;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+// <o abstract="" ancestors="1" line="30" loc="Φ.org.eolang.int$eq" name="int$eq" original-name="eq" parent="int" pos="2"> 
+//   <o line="31" loc="Φ.org.eolang.int$eq.x" name="x" pos="3"/>
+//   <o base=".if" line="32" loc="Φ.org.eolang.int$eq.φ" name="@" pos="4"> 
+//     <o base=".and" line="33" loc="Φ.org.eolang.int$eq.φ.ρ" pos="6"> 
+//       <o base=".eq" line="34" loc="Φ.org.eolang.int$eq.φ.ρ.ρ" pos="8"> 
+//         <o base="self-as-bytes" cut="1" line="35" loc="Φ.org.eolang.int$eq.φ.ρ.ρ.ρ" ref="35"/>
+//         <o base="zero-as-bytes" cut="0" line="36" loc="Φ.org.eolang.int$eq.φ.ρ.ρ.α0" ref="36"/>
+//       </o>
+//       <o base=".eq" line="37" loc="Φ.org.eolang.int$eq.φ.ρ.α0" pos="8"> 
+//         <o base="x-as-bytes" cut="1" line="38" loc="Φ.org.eolang.int$eq.φ.ρ.α0.ρ" ref="38"/>
+//         <o base="zero-as-bytes" line="39" loc="Φ.org.eolang.int$eq.φ.ρ.α0.α0" pos="10" ref="36"/>
+//       </o>
+//     </o>
+//     <o base=".eq" line="40" loc="Φ.org.eolang.int$eq.φ.α0" pos="6"> 
+//       <o base=".as-bytes" line="41" loc="Φ.org.eolang.int$eq.φ.α0.ρ" pos="13"> 
+//         <o base=".neg" line="41" loc="Φ.org.eolang.int$eq.φ.α0.ρ.ρ" pos="9"> 
+//           <o base="^" line="41" loc="Φ.org.eolang.int$eq.φ.α0.ρ.ρ.ρ" pos="8"/>
+//         </o>
+//       </o>
+//       <o base=".as-bytes" line="42" loc="Φ.org.eolang.int$eq.φ.α0.α0" pos="13"> 
+//         <o base=".neg" line="42" loc="Φ.org.eolang.int$eq.φ.α0.α0.ρ" pos="9"> 
+//           <o base="x" line="42" loc="Φ.org.eolang.int$eq.φ.α0.α0.ρ.ρ" pos="8" ref="31"/>
+//         </o>
+//       </o>
+//     </o>
+//     <o base=".eq" line="43" loc="Φ.org.eolang.int$eq.φ.α1" pos="6"> 
+//       <o base="self-as-bytes" line="44" loc="Φ.org.eolang.int$eq.φ.α1.ρ" pos="8" ref="35"/>
+//       <o base="x-as-bytes" line="45" loc="Φ.org.eolang.int$eq.φ.α1.α0" pos="8" ref="38"/>
+//     </o>
+//   </o>
+//   <o base=".as-bytes" const="" line="35" loc="Φ.org.eolang.int$eq.self-as-bytes" name="self-as-bytes" pos="11"> 
+//     <o base="^" line="35" loc="Φ.org.eolang.int$eq.self-as-bytes.ρ" pos="10"/>
+//   </o>
+//   <o base="org.eolang.bytes" const="" data="bytes" line="36" loc="Φ.org.eolang.int$eq.zero-as-bytes" name="zero-as-bytes" pos="10">00 00 00 00 00 00 00 00</o>
+//   <o base=".as-bytes" const="" line="38" loc="Φ.org.eolang.int$eq.x-as-bytes" name="x-as-bytes" pos="11"> 
+//     <o base="x" line="38" loc="Φ.org.eolang.int$eq.x-as-bytes.ρ" pos="10" ref="31"/>
+//   </o>
+// </o>
+@XmirObject(name = "int$eq", oname = "eq", source = "/home/tardis3/eo/eo-runtime/src/main/eo/org/eolang/int.eo")
+public final class EOint$EOeq extends PhDefault {
+    
+  public EOint$EOeq(final Phi sigma) {
+    super(sigma);
+    this.add("x", new AtFree(/* default */));
+    this.add("φ", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret_base_base_base = new PhMethod(rho, "self-as-bytes");
+      Phi ret_base_base = new PhMethod(ret_base_base_base, "eq");
+        ret_base_base = new PhLocated(ret_base_base, 34, 8, "Φ.org.eolang.int$eq.φ.ρ.ρ");
+      ret_base_base = new PhCopy(ret_base_base);
+        Phi ret_base_base_1 = new PhMethod(rho, "zero-as-bytes");
+        ret_base_base = new PhWith(ret_base_base, 0, ret_base_base_1);
+      Phi ret_base = new PhMethod(ret_base_base, "and");
+        ret_base = new PhLocated(ret_base, 33, 6, "Φ.org.eolang.int$eq.φ.ρ");
+      ret_base = new PhCopy(ret_base);
+        Phi ret_base_1_base = new PhMethod(rho, "x-as-bytes");
+        Phi ret_base_1 = new PhMethod(ret_base_1_base, "eq");
+          ret_base_1 = new PhLocated(ret_base_1, 37, 8, "Φ.org.eolang.int$eq.φ.ρ.α0");
+        ret_base_1 = new PhCopy(ret_base_1);
+          Phi ret_base_1_1 = new PhMethod(rho, "zero-as-bytes");
+            ret_base_1_1 = new PhLocated(ret_base_1_1, 39, 10, "Φ.org.eolang.int$eq.φ.ρ.α0.α0");
+          ret_base_1 = new PhWith(ret_base_1, 0, ret_base_1_1);
+        ret_base = new PhWith(ret_base, 0, ret_base_1);
+      Phi ret = new PhMethod(ret_base, "if");
+        ret = new PhLocated(ret, 32, 4, "Φ.org.eolang.int$eq.φ");
+      ret = new PhCopy(ret);
+        Phi ret_1_base_base_base = new PhMethod(rho, "ρ");
+          ret_1_base_base_base = new PhLocated(ret_1_base_base_base, 41, 8, "Φ.org.eolang.int$eq.φ.α0.ρ.ρ.ρ");
+        Phi ret_1_base_base = new PhMethod(ret_1_base_base_base, "neg");
+          ret_1_base_base = new PhLocated(ret_1_base_base, 41, 9, "Φ.org.eolang.int$eq.φ.α0.ρ.ρ");
+        Phi ret_1_base = new PhMethod(ret_1_base_base, "as-bytes");
+          ret_1_base = new PhLocated(ret_1_base, 41, 13, "Φ.org.eolang.int$eq.φ.α0.ρ");
+        Phi ret_1 = new PhMethod(ret_1_base, "eq");
+          ret_1 = new PhLocated(ret_1, 40, 6, "Φ.org.eolang.int$eq.φ.α0");
+        ret_1 = new PhCopy(ret_1);
+          Phi ret_1_1_base_base = new PhMethod(rho, "x");
+            ret_1_1_base_base = new PhLocated(ret_1_1_base_base, 42, 8, "Φ.org.eolang.int$eq.φ.α0.α0.ρ.ρ");
+          Phi ret_1_1_base = new PhMethod(ret_1_1_base_base, "neg");
+            ret_1_1_base = new PhLocated(ret_1_1_base, 42, 9, "Φ.org.eolang.int$eq.φ.α0.α0.ρ");
+          Phi ret_1_1 = new PhMethod(ret_1_1_base, "as-bytes");
+            ret_1_1 = new PhLocated(ret_1_1, 42, 13, "Φ.org.eolang.int$eq.φ.α0.α0");
+          ret_1 = new PhWith(ret_1, 0, ret_1_1);
+        Phi ret_2_base = new PhMethod(rho, "self-as-bytes");
+          ret_2_base = new PhLocated(ret_2_base, 44, 8, "Φ.org.eolang.int$eq.φ.α1.ρ");
+        Phi ret_2 = new PhMethod(ret_2_base, "eq");
+          ret_2 = new PhLocated(ret_2, 43, 6, "Φ.org.eolang.int$eq.φ.α1");
+        ret_2 = new PhCopy(ret_2);
+          Phi ret_2_1 = new PhMethod(rho, "x-as-bytes");
+            ret_2_1 = new PhLocated(ret_2_1, 45, 8, "Φ.org.eolang.int$eq.φ.α1.α0");
+          ret_2 = new PhWith(ret_2, 0, ret_2_1);
+        ret = new PhWith(ret, 0, ret_1);
+        ret = new PhWith(ret, 1, ret_2);
+      return ret;
+    })));
+    this.add("self-as-bytes", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret_base = new PhMethod(rho, "ρ");
+        ret_base = new PhLocated(ret_base, 35, 10, "Φ.org.eolang.int$eq.self-as-bytes.ρ");
+      Phi ret = new PhMethod(ret_base, "as-bytes");
+        ret = new PhLocated(ret, 35, 11, "Φ.org.eolang.int$eq.self-as-bytes");
+      ret = new PhConst(ret);
+      return ret;
+    })));
+    this.add("zero-as-bytes", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOorg.EOeolang.EObytes(Phi.Φ);
+        ret = new PhLocated(ret, 36, 10, "Φ.org.eolang.int$eq.zero-as-bytes");
+        ret = new PhWith(ret, "Δ", new Data.Value<>(new byte[] {(byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00}));
+      ret = new PhConst(ret);
+      return ret;
+    })));
+    this.add("x-as-bytes", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret_base = new PhMethod(rho, "x");
+        ret_base = new PhLocated(ret_base, 38, 10, "Φ.org.eolang.int$eq.x-as-bytes.ρ");
+      Phi ret = new PhMethod(ret_base, "as-bytes");
+        ret = new PhLocated(ret, 38, 11, "Φ.org.eolang.int$eq.x-as-bytes");
+      ret = new PhConst(ret);
+      return ret;
+    })));
+  }
+}
diff --git a/eo-runtime/src/EOint$EOgte.java b/eo-runtime/src/EOint$EOgte.java
new file mode 100644
index 0000000000..3bab328bd9
--- /dev/null
+++ b/eo-runtime/src/EOint$EOgte.java
@@ -0,0 +1,37 @@
+
+/* This file was auto-generated by eo-maven-plugin (1.0-SNAPSHOT b5f50eb 2023-08-23T18:33:26) on 2023-08-24T11:58:23.295065Z; your changes will be discarded on the next build */
+package EOorg.EOeolang;
+
+import org.eolang.*;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+// <o abstract="" ancestors="1" line="64" loc="Φ.org.eolang.int$gte" name="int$gte" original-name="gte" parent="int" pos="2"> 
+//   <o line="65" loc="Φ.org.eolang.int$gte.x" name="x" pos="3"/>
+//   <o base=".not" line="66" loc="Φ.org.eolang.int$gte.φ" name="@" pos="4"> 
+//     <o base=".lt" line="67" loc="Φ.org.eolang.int$gte.φ.ρ" pos="7"> 
+//       <o base="^" line="67" loc="Φ.org.eolang.int$gte.φ.ρ.ρ" pos="6"/>
+//       <o base="x" line="67" loc="Φ.org.eolang.int$gte.φ.ρ.α0" pos="11" ref="65"/>
+//     </o>
+//   </o>
+// </o>
+@XmirObject(name = "int$gte", oname = "gte", source = "/home/tardis3/eo/eo-runtime/src/main/eo/org/eolang/int.eo")
+public final class EOint$EOgte extends PhDefault {
+    
+  public EOint$EOgte(final Phi sigma) {
+    super(sigma);
+    this.add("x", new AtFree(/* default */));
+    this.add("φ", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret_base_base = new PhMethod(rho, "ρ");
+        ret_base_base = new PhLocated(ret_base_base, 67, 6, "Φ.org.eolang.int$gte.φ.ρ.ρ");
+      Phi ret_base = new PhMethod(ret_base_base, "lt");
+        ret_base = new PhLocated(ret_base, 67, 7, "Φ.org.eolang.int$gte.φ.ρ");
+      ret_base = new PhCopy(ret_base);
+        Phi ret_base_1 = new PhMethod(rho, "x");
+          ret_base_1 = new PhLocated(ret_base_1, 67, 11, "Φ.org.eolang.int$gte.φ.ρ.α0");
+        ret_base = new PhWith(ret_base, 0, ret_base_1);
+      Phi ret = new PhMethod(ret_base, "not");
+        ret = new PhLocated(ret, 66, 4, "Φ.org.eolang.int$gte.φ");
+      return ret;
+    })));
+  }
+}
diff --git a/eo-runtime/src/EOint.java b/eo-runtime/src/EOint.java
new file mode 100644
index 0000000000..d8c0a69ea1
--- /dev/null
+++ b/eo-runtime/src/EOint.java
@@ -0,0 +1,96 @@
+
+/* This file was auto-generated by eo-maven-plugin (1.0-SNAPSHOT b5f50eb 2023-08-23T18:33:26) on 2023-08-24T11:58:23.295065Z; your changes will be discarded on the next build */
+package EOorg.EOeolang;
+
+import org.eolang.*;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+// <o abstract="" line="29" loc="Φ.org.eolang.int" name="int" original-name="int" pos="0"> 
+//   <o base="int$eq" cut="0" line="30" loc="Φ.org.eolang.int.eq" name="eq" pos="2" ref="30"/>
+//   <o base="int$lt" cut="25" line="47" loc="Φ.org.eolang.int.lt" name="lt" pos="2" ref="47"/>
+//   <o base="int$lte" cut="33" line="56" loc="Φ.org.eolang.int.lte" name="lte" pos="2" ref="56"/>
+//   <o atom="bool" base="int$gt" cut="39" line="61" loc="Φ.org.eolang.int.gt" name="gt" pos="2" ref="61"/>
+//   <o base="int$gte" cut="41" line="64" loc="Φ.org.eolang.int.gte" name="gte" pos="2" ref="64"/>
+//   <o base="int$neg" cut="47" line="69" loc="Φ.org.eolang.int.neg" name="neg" pos="2" ref="69"/>
+//   <o atom="int" base="int$plus" cut="51" line="73" loc="Φ.org.eolang.int.plus" name="plus" pos="2" ref="73"/>
+//   <o base="int$minus" cut="53" line="76" loc="Φ.org.eolang.int.minus" name="minus" pos="2" ref="76"/>
+//   <o atom="int" base="int$times" cut="85" line="96" loc="Φ.org.eolang.int.times" name="times" pos="2" ref="96"/>
+//   <o atom="int" base="int$div" cut="87" line="99" loc="Φ.org.eolang.int.div" name="div" pos="2" ref="99"/>
+//   <o atom="bytes" base="int$as-bytes" cut="89" line="102" loc="Φ.org.eolang.int.as-bytes" name="as-bytes" pos="2" ref="102"/>
+// </o>
+@XmirObject(name = "int", oname = "int", source = "/home/tardis3/eo/eo-runtime/src/main/eo/org/eolang/int.eo")
+public final class EOint extends PhDefault {
+  
+  private final AtomicBoolean initialized = new AtomicBoolean(false);  
+  public EOint(final Phi sigma) {
+    super(sigma);
+    this.add("Δ", new AtFree(new AtSimple(), this.initialized));
+    this.add("eq", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOeq(rho);
+        ret = new PhLocated(ret, 30, 2, "Φ.org.eolang.int.eq");
+      return ret;
+    })));
+    this.add("lt", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOlt(rho);
+        ret = new PhLocated(ret, 47, 2, "Φ.org.eolang.int.lt");
+      return ret;
+    })));
+    this.add("lte", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOlte(rho);
+        ret = new PhLocated(ret, 56, 2, "Φ.org.eolang.int.lte");
+      return ret;
+    })));
+    this.add("gt", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOgt(rho);
+        ret = new PhLocated(ret, 61, 2, "Φ.org.eolang.int.gt");
+      return ret;
+    })));
+    this.add("gte", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOgte(rho);
+        ret = new PhLocated(ret, 64, 2, "Φ.org.eolang.int.gte");
+      return ret;
+    })));
+    this.add("neg", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOneg(rho);
+        ret = new PhLocated(ret, 69, 2, "Φ.org.eolang.int.neg");
+      return ret;
+    })));
+    this.add("plus", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOplus(rho);
+        ret = new PhLocated(ret, 73, 2, "Φ.org.eolang.int.plus");
+      return ret;
+    })));
+    this.add("minus", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOminus(rho);
+        ret = new PhLocated(ret, 76, 2, "Φ.org.eolang.int.minus");
+      return ret;
+    })));
+    this.add("times", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOtimes(rho);
+        ret = new PhLocated(ret, 96, 2, "Φ.org.eolang.int.times");
+      return ret;
+    })));
+    this.add("div", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOdiv(rho);
+        ret = new PhLocated(ret, 99, 2, "Φ.org.eolang.int.div");
+      return ret;
+    })));
+    this.add("as-bytes", new AtOnce(new AtComposite(this, rho -> {
+      Phi ret = new EOint$EOas_bytes(rho);
+        ret = new PhLocated(ret, 102, 2, "Φ.org.eolang.int.as-bytes");
+      return ret;
+    })));
+  }
+  @Override
+  public int hashCode() {
+    if (this.initialized.get()) {
+      return this.attr("Δ").get().hashCode();
+    } else {
+      return this.vertex;
+    }
+  }
+  @Override
+  public boolean equals(final Object obj) {
+    return this.attr("Δ").get().equals(obj);
+  }
+}

From 9c0407a0b758a4afc7c98a5ca8e7df982caa2d21 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 15:45:12 +0300
Subject: [PATCH 20/41] #2425: spurious network

---
 eo-runtime/src/EOint$EOeq.java  | 125 --------------------------------
 eo-runtime/src/EOint$EOgte.java |  37 ----------
 eo-runtime/src/EOint.java       |  96 ------------------------
 3 files changed, 258 deletions(-)
 delete mode 100644 eo-runtime/src/EOint$EOeq.java
 delete mode 100644 eo-runtime/src/EOint$EOgte.java
 delete mode 100644 eo-runtime/src/EOint.java

diff --git a/eo-runtime/src/EOint$EOeq.java b/eo-runtime/src/EOint$EOeq.java
deleted file mode 100644
index 9178bb4800..0000000000
--- a/eo-runtime/src/EOint$EOeq.java
+++ /dev/null
@@ -1,125 +0,0 @@
-
-/* This file was auto-generated by eo-maven-plugin (1.0-SNAPSHOT b5f50eb 2023-08-23T18:33:26) on 2023-08-24T11:58:23.295065Z; your changes will be discarded on the next build */
-package EOorg.EOeolang;
-
-import org.eolang.*;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-// <o abstract="" ancestors="1" line="30" loc="Φ.org.eolang.int$eq" name="int$eq" original-name="eq" parent="int" pos="2"> 
-//   <o line="31" loc="Φ.org.eolang.int$eq.x" name="x" pos="3"/>
-//   <o base=".if" line="32" loc="Φ.org.eolang.int$eq.φ" name="@" pos="4"> 
-//     <o base=".and" line="33" loc="Φ.org.eolang.int$eq.φ.ρ" pos="6"> 
-//       <o base=".eq" line="34" loc="Φ.org.eolang.int$eq.φ.ρ.ρ" pos="8"> 
-//         <o base="self-as-bytes" cut="1" line="35" loc="Φ.org.eolang.int$eq.φ.ρ.ρ.ρ" ref="35"/>
-//         <o base="zero-as-bytes" cut="0" line="36" loc="Φ.org.eolang.int$eq.φ.ρ.ρ.α0" ref="36"/>
-//       </o>
-//       <o base=".eq" line="37" loc="Φ.org.eolang.int$eq.φ.ρ.α0" pos="8"> 
-//         <o base="x-as-bytes" cut="1" line="38" loc="Φ.org.eolang.int$eq.φ.ρ.α0.ρ" ref="38"/>
-//         <o base="zero-as-bytes" line="39" loc="Φ.org.eolang.int$eq.φ.ρ.α0.α0" pos="10" ref="36"/>
-//       </o>
-//     </o>
-//     <o base=".eq" line="40" loc="Φ.org.eolang.int$eq.φ.α0" pos="6"> 
-//       <o base=".as-bytes" line="41" loc="Φ.org.eolang.int$eq.φ.α0.ρ" pos="13"> 
-//         <o base=".neg" line="41" loc="Φ.org.eolang.int$eq.φ.α0.ρ.ρ" pos="9"> 
-//           <o base="^" line="41" loc="Φ.org.eolang.int$eq.φ.α0.ρ.ρ.ρ" pos="8"/>
-//         </o>
-//       </o>
-//       <o base=".as-bytes" line="42" loc="Φ.org.eolang.int$eq.φ.α0.α0" pos="13"> 
-//         <o base=".neg" line="42" loc="Φ.org.eolang.int$eq.φ.α0.α0.ρ" pos="9"> 
-//           <o base="x" line="42" loc="Φ.org.eolang.int$eq.φ.α0.α0.ρ.ρ" pos="8" ref="31"/>
-//         </o>
-//       </o>
-//     </o>
-//     <o base=".eq" line="43" loc="Φ.org.eolang.int$eq.φ.α1" pos="6"> 
-//       <o base="self-as-bytes" line="44" loc="Φ.org.eolang.int$eq.φ.α1.ρ" pos="8" ref="35"/>
-//       <o base="x-as-bytes" line="45" loc="Φ.org.eolang.int$eq.φ.α1.α0" pos="8" ref="38"/>
-//     </o>
-//   </o>
-//   <o base=".as-bytes" const="" line="35" loc="Φ.org.eolang.int$eq.self-as-bytes" name="self-as-bytes" pos="11"> 
-//     <o base="^" line="35" loc="Φ.org.eolang.int$eq.self-as-bytes.ρ" pos="10"/>
-//   </o>
-//   <o base="org.eolang.bytes" const="" data="bytes" line="36" loc="Φ.org.eolang.int$eq.zero-as-bytes" name="zero-as-bytes" pos="10">00 00 00 00 00 00 00 00</o>
-//   <o base=".as-bytes" const="" line="38" loc="Φ.org.eolang.int$eq.x-as-bytes" name="x-as-bytes" pos="11"> 
-//     <o base="x" line="38" loc="Φ.org.eolang.int$eq.x-as-bytes.ρ" pos="10" ref="31"/>
-//   </o>
-// </o>
-@XmirObject(name = "int$eq", oname = "eq", source = "/home/tardis3/eo/eo-runtime/src/main/eo/org/eolang/int.eo")
-public final class EOint$EOeq extends PhDefault {
-    
-  public EOint$EOeq(final Phi sigma) {
-    super(sigma);
-    this.add("x", new AtFree(/* default */));
-    this.add("φ", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret_base_base_base = new PhMethod(rho, "self-as-bytes");
-      Phi ret_base_base = new PhMethod(ret_base_base_base, "eq");
-        ret_base_base = new PhLocated(ret_base_base, 34, 8, "Φ.org.eolang.int$eq.φ.ρ.ρ");
-      ret_base_base = new PhCopy(ret_base_base);
-        Phi ret_base_base_1 = new PhMethod(rho, "zero-as-bytes");
-        ret_base_base = new PhWith(ret_base_base, 0, ret_base_base_1);
-      Phi ret_base = new PhMethod(ret_base_base, "and");
-        ret_base = new PhLocated(ret_base, 33, 6, "Φ.org.eolang.int$eq.φ.ρ");
-      ret_base = new PhCopy(ret_base);
-        Phi ret_base_1_base = new PhMethod(rho, "x-as-bytes");
-        Phi ret_base_1 = new PhMethod(ret_base_1_base, "eq");
-          ret_base_1 = new PhLocated(ret_base_1, 37, 8, "Φ.org.eolang.int$eq.φ.ρ.α0");
-        ret_base_1 = new PhCopy(ret_base_1);
-          Phi ret_base_1_1 = new PhMethod(rho, "zero-as-bytes");
-            ret_base_1_1 = new PhLocated(ret_base_1_1, 39, 10, "Φ.org.eolang.int$eq.φ.ρ.α0.α0");
-          ret_base_1 = new PhWith(ret_base_1, 0, ret_base_1_1);
-        ret_base = new PhWith(ret_base, 0, ret_base_1);
-      Phi ret = new PhMethod(ret_base, "if");
-        ret = new PhLocated(ret, 32, 4, "Φ.org.eolang.int$eq.φ");
-      ret = new PhCopy(ret);
-        Phi ret_1_base_base_base = new PhMethod(rho, "ρ");
-          ret_1_base_base_base = new PhLocated(ret_1_base_base_base, 41, 8, "Φ.org.eolang.int$eq.φ.α0.ρ.ρ.ρ");
-        Phi ret_1_base_base = new PhMethod(ret_1_base_base_base, "neg");
-          ret_1_base_base = new PhLocated(ret_1_base_base, 41, 9, "Φ.org.eolang.int$eq.φ.α0.ρ.ρ");
-        Phi ret_1_base = new PhMethod(ret_1_base_base, "as-bytes");
-          ret_1_base = new PhLocated(ret_1_base, 41, 13, "Φ.org.eolang.int$eq.φ.α0.ρ");
-        Phi ret_1 = new PhMethod(ret_1_base, "eq");
-          ret_1 = new PhLocated(ret_1, 40, 6, "Φ.org.eolang.int$eq.φ.α0");
-        ret_1 = new PhCopy(ret_1);
-          Phi ret_1_1_base_base = new PhMethod(rho, "x");
-            ret_1_1_base_base = new PhLocated(ret_1_1_base_base, 42, 8, "Φ.org.eolang.int$eq.φ.α0.α0.ρ.ρ");
-          Phi ret_1_1_base = new PhMethod(ret_1_1_base_base, "neg");
-            ret_1_1_base = new PhLocated(ret_1_1_base, 42, 9, "Φ.org.eolang.int$eq.φ.α0.α0.ρ");
-          Phi ret_1_1 = new PhMethod(ret_1_1_base, "as-bytes");
-            ret_1_1 = new PhLocated(ret_1_1, 42, 13, "Φ.org.eolang.int$eq.φ.α0.α0");
-          ret_1 = new PhWith(ret_1, 0, ret_1_1);
-        Phi ret_2_base = new PhMethod(rho, "self-as-bytes");
-          ret_2_base = new PhLocated(ret_2_base, 44, 8, "Φ.org.eolang.int$eq.φ.α1.ρ");
-        Phi ret_2 = new PhMethod(ret_2_base, "eq");
-          ret_2 = new PhLocated(ret_2, 43, 6, "Φ.org.eolang.int$eq.φ.α1");
-        ret_2 = new PhCopy(ret_2);
-          Phi ret_2_1 = new PhMethod(rho, "x-as-bytes");
-            ret_2_1 = new PhLocated(ret_2_1, 45, 8, "Φ.org.eolang.int$eq.φ.α1.α0");
-          ret_2 = new PhWith(ret_2, 0, ret_2_1);
-        ret = new PhWith(ret, 0, ret_1);
-        ret = new PhWith(ret, 1, ret_2);
-      return ret;
-    })));
-    this.add("self-as-bytes", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret_base = new PhMethod(rho, "ρ");
-        ret_base = new PhLocated(ret_base, 35, 10, "Φ.org.eolang.int$eq.self-as-bytes.ρ");
-      Phi ret = new PhMethod(ret_base, "as-bytes");
-        ret = new PhLocated(ret, 35, 11, "Φ.org.eolang.int$eq.self-as-bytes");
-      ret = new PhConst(ret);
-      return ret;
-    })));
-    this.add("zero-as-bytes", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOorg.EOeolang.EObytes(Phi.Φ);
-        ret = new PhLocated(ret, 36, 10, "Φ.org.eolang.int$eq.zero-as-bytes");
-        ret = new PhWith(ret, "Δ", new Data.Value<>(new byte[] {(byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00}));
-      ret = new PhConst(ret);
-      return ret;
-    })));
-    this.add("x-as-bytes", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret_base = new PhMethod(rho, "x");
-        ret_base = new PhLocated(ret_base, 38, 10, "Φ.org.eolang.int$eq.x-as-bytes.ρ");
-      Phi ret = new PhMethod(ret_base, "as-bytes");
-        ret = new PhLocated(ret, 38, 11, "Φ.org.eolang.int$eq.x-as-bytes");
-      ret = new PhConst(ret);
-      return ret;
-    })));
-  }
-}
diff --git a/eo-runtime/src/EOint$EOgte.java b/eo-runtime/src/EOint$EOgte.java
deleted file mode 100644
index 3bab328bd9..0000000000
--- a/eo-runtime/src/EOint$EOgte.java
+++ /dev/null
@@ -1,37 +0,0 @@
-
-/* This file was auto-generated by eo-maven-plugin (1.0-SNAPSHOT b5f50eb 2023-08-23T18:33:26) on 2023-08-24T11:58:23.295065Z; your changes will be discarded on the next build */
-package EOorg.EOeolang;
-
-import org.eolang.*;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-// <o abstract="" ancestors="1" line="64" loc="Φ.org.eolang.int$gte" name="int$gte" original-name="gte" parent="int" pos="2"> 
-//   <o line="65" loc="Φ.org.eolang.int$gte.x" name="x" pos="3"/>
-//   <o base=".not" line="66" loc="Φ.org.eolang.int$gte.φ" name="@" pos="4"> 
-//     <o base=".lt" line="67" loc="Φ.org.eolang.int$gte.φ.ρ" pos="7"> 
-//       <o base="^" line="67" loc="Φ.org.eolang.int$gte.φ.ρ.ρ" pos="6"/>
-//       <o base="x" line="67" loc="Φ.org.eolang.int$gte.φ.ρ.α0" pos="11" ref="65"/>
-//     </o>
-//   </o>
-// </o>
-@XmirObject(name = "int$gte", oname = "gte", source = "/home/tardis3/eo/eo-runtime/src/main/eo/org/eolang/int.eo")
-public final class EOint$EOgte extends PhDefault {
-    
-  public EOint$EOgte(final Phi sigma) {
-    super(sigma);
-    this.add("x", new AtFree(/* default */));
-    this.add("φ", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret_base_base = new PhMethod(rho, "ρ");
-        ret_base_base = new PhLocated(ret_base_base, 67, 6, "Φ.org.eolang.int$gte.φ.ρ.ρ");
-      Phi ret_base = new PhMethod(ret_base_base, "lt");
-        ret_base = new PhLocated(ret_base, 67, 7, "Φ.org.eolang.int$gte.φ.ρ");
-      ret_base = new PhCopy(ret_base);
-        Phi ret_base_1 = new PhMethod(rho, "x");
-          ret_base_1 = new PhLocated(ret_base_1, 67, 11, "Φ.org.eolang.int$gte.φ.ρ.α0");
-        ret_base = new PhWith(ret_base, 0, ret_base_1);
-      Phi ret = new PhMethod(ret_base, "not");
-        ret = new PhLocated(ret, 66, 4, "Φ.org.eolang.int$gte.φ");
-      return ret;
-    })));
-  }
-}
diff --git a/eo-runtime/src/EOint.java b/eo-runtime/src/EOint.java
deleted file mode 100644
index d8c0a69ea1..0000000000
--- a/eo-runtime/src/EOint.java
+++ /dev/null
@@ -1,96 +0,0 @@
-
-/* This file was auto-generated by eo-maven-plugin (1.0-SNAPSHOT b5f50eb 2023-08-23T18:33:26) on 2023-08-24T11:58:23.295065Z; your changes will be discarded on the next build */
-package EOorg.EOeolang;
-
-import org.eolang.*;
-import java.util.concurrent.atomic.AtomicBoolean;
-
-// <o abstract="" line="29" loc="Φ.org.eolang.int" name="int" original-name="int" pos="0"> 
-//   <o base="int$eq" cut="0" line="30" loc="Φ.org.eolang.int.eq" name="eq" pos="2" ref="30"/>
-//   <o base="int$lt" cut="25" line="47" loc="Φ.org.eolang.int.lt" name="lt" pos="2" ref="47"/>
-//   <o base="int$lte" cut="33" line="56" loc="Φ.org.eolang.int.lte" name="lte" pos="2" ref="56"/>
-//   <o atom="bool" base="int$gt" cut="39" line="61" loc="Φ.org.eolang.int.gt" name="gt" pos="2" ref="61"/>
-//   <o base="int$gte" cut="41" line="64" loc="Φ.org.eolang.int.gte" name="gte" pos="2" ref="64"/>
-//   <o base="int$neg" cut="47" line="69" loc="Φ.org.eolang.int.neg" name="neg" pos="2" ref="69"/>
-//   <o atom="int" base="int$plus" cut="51" line="73" loc="Φ.org.eolang.int.plus" name="plus" pos="2" ref="73"/>
-//   <o base="int$minus" cut="53" line="76" loc="Φ.org.eolang.int.minus" name="minus" pos="2" ref="76"/>
-//   <o atom="int" base="int$times" cut="85" line="96" loc="Φ.org.eolang.int.times" name="times" pos="2" ref="96"/>
-//   <o atom="int" base="int$div" cut="87" line="99" loc="Φ.org.eolang.int.div" name="div" pos="2" ref="99"/>
-//   <o atom="bytes" base="int$as-bytes" cut="89" line="102" loc="Φ.org.eolang.int.as-bytes" name="as-bytes" pos="2" ref="102"/>
-// </o>
-@XmirObject(name = "int", oname = "int", source = "/home/tardis3/eo/eo-runtime/src/main/eo/org/eolang/int.eo")
-public final class EOint extends PhDefault {
-  
-  private final AtomicBoolean initialized = new AtomicBoolean(false);  
-  public EOint(final Phi sigma) {
-    super(sigma);
-    this.add("Δ", new AtFree(new AtSimple(), this.initialized));
-    this.add("eq", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOeq(rho);
-        ret = new PhLocated(ret, 30, 2, "Φ.org.eolang.int.eq");
-      return ret;
-    })));
-    this.add("lt", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOlt(rho);
-        ret = new PhLocated(ret, 47, 2, "Φ.org.eolang.int.lt");
-      return ret;
-    })));
-    this.add("lte", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOlte(rho);
-        ret = new PhLocated(ret, 56, 2, "Φ.org.eolang.int.lte");
-      return ret;
-    })));
-    this.add("gt", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOgt(rho);
-        ret = new PhLocated(ret, 61, 2, "Φ.org.eolang.int.gt");
-      return ret;
-    })));
-    this.add("gte", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOgte(rho);
-        ret = new PhLocated(ret, 64, 2, "Φ.org.eolang.int.gte");
-      return ret;
-    })));
-    this.add("neg", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOneg(rho);
-        ret = new PhLocated(ret, 69, 2, "Φ.org.eolang.int.neg");
-      return ret;
-    })));
-    this.add("plus", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOplus(rho);
-        ret = new PhLocated(ret, 73, 2, "Φ.org.eolang.int.plus");
-      return ret;
-    })));
-    this.add("minus", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOminus(rho);
-        ret = new PhLocated(ret, 76, 2, "Φ.org.eolang.int.minus");
-      return ret;
-    })));
-    this.add("times", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOtimes(rho);
-        ret = new PhLocated(ret, 96, 2, "Φ.org.eolang.int.times");
-      return ret;
-    })));
-    this.add("div", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOdiv(rho);
-        ret = new PhLocated(ret, 99, 2, "Φ.org.eolang.int.div");
-      return ret;
-    })));
-    this.add("as-bytes", new AtOnce(new AtComposite(this, rho -> {
-      Phi ret = new EOint$EOas_bytes(rho);
-        ret = new PhLocated(ret, 102, 2, "Φ.org.eolang.int.as-bytes");
-      return ret;
-    })));
-  }
-  @Override
-  public int hashCode() {
-    if (this.initialized.get()) {
-      return this.attr("Δ").get().hashCode();
-    } else {
-      return this.vertex;
-    }
-  }
-  @Override
-  public boolean equals(final Object obj) {
-    return this.attr("Δ").get().equals(obj);
-  }
-}

From ab668fc8d37c6952bf3879beb17a09e530558f30 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 16:04:14 +0300
Subject: [PATCH 21/41] #2433: spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 34 -------------------
 1 file changed, 34 deletions(-)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..375a92c025 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -26,37 +26,3 @@
  * @checkstyle PackageNameCheck (10 lines)
  */
 package EOorg.EOeolang;
-
-import org.eolang.Data;
-import org.eolang.Phi;
-import org.hamcrest.MatcherAssert;
-import org.hamcrest.Matchers;
-import org.junit.jupiter.api.Test;
-
-/**
- * Test case for {@link EOint}.
- *
- * @since 0.1
- * @checkstyle TypeNameCheck (4 lines)
- */
-public class EOintTest {
-
-    @Test
-    void hasEqualHashes() {
-        final Phi left = new Data.ToPhi(42L);
-        final Phi right = new Data.ToPhi(42L);
-        MatcherAssert.assertThat(
-            left.hashCode(),
-            Matchers.equalTo(right.hashCode())
-        );
-    }
-
-    @Test
-    void hasHashEvenWithoutData() {
-        final Phi phi = new EOint(Phi.Φ);
-        MatcherAssert.assertThat(
-            phi.hashCode(),
-            Matchers.greaterThan(0)
-        );
-    }
-}

From a3f7fc4b5db5b44a75bab4e73b52ce1a2b9eb074 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 16:04:21 +0300
Subject: [PATCH 22/41] #2433: spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 34 +++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 375a92c025..14a2042419 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -26,3 +26,37 @@
  * @checkstyle PackageNameCheck (10 lines)
  */
 package EOorg.EOeolang;
+
+import org.eolang.Data;
+import org.eolang.Phi;
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test case for {@link EOint}.
+ *
+ * @since 0.1
+ * @checkstyle TypeNameCheck (4 lines)
+ */
+public class EOintTest {
+
+    @Test
+    void hasEqualHashes() {
+        final Phi left = new Data.ToPhi(42L);
+        final Phi right = new Data.ToPhi(42L);
+        MatcherAssert.assertThat(
+            left.hashCode(),
+            Matchers.equalTo(right.hashCode())
+        );
+    }
+
+    @Test
+    void hasHashEvenWithoutData() {
+        final Phi phi = new EOint(Phi.Φ);
+        MatcherAssert.assertThat(
+            phi.hashCode(),
+            Matchers.greaterThan(0)
+        );
+    }
+}

From e0d6feb08fe0df66f9839629b35b7d85a19f37d3 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 16:17:19 +0300
Subject: [PATCH 23/41] #2433: SuppressWarning

---
 eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java | 1 -
 eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java       | 1 +
 2 files changed, 1 insertion(+), 1 deletion(-)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java
index 8f999c45c1..330d16fdfd 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintEOplusTest.java
@@ -40,7 +40,6 @@
  * @since 0.1
  * @checkstyle TypeNameCheck (4 lines)
  */
-@SuppressWarnings("PMD.PackageCase")
 final class EOintEOplusTest {
 
     @Test
diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..ed02504b4d 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -39,6 +39,7 @@
  * @since 0.1
  * @checkstyle TypeNameCheck (4 lines)
  */
+@SuppressWarnings("PMD.PackageCase")
 public class EOintTest {
 
     @Test

From a262e4be8b3bc9706e2f71f2a2f6fa0e70c331e8 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 16:29:45 +0300
Subject: [PATCH 24/41] #2433: Config codacy to exclude path

---
 .codacy.yml                                            | 3 ++-
 eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java | 1 -
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.codacy.yml b/.codacy.yml
index 2ba6522b10..cb609af46c 100644
--- a/.codacy.yml
+++ b/.codacy.yml
@@ -2,4 +2,5 @@
 #  are not available for the project. For example a lot of
 #  package name contains capital letter and such names are conventional.
 exclude_paths:
-  - "eo-runtime/src/main/java/EOorg/EOeolang/EOrust.java"
\ No newline at end of file
+  - "eo-runtime/src/main/java/EOorg/EOeolang/EOrust.java"
+  - "eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java"
\ No newline at end of file
diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index ed02504b4d..14a2042419 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -39,7 +39,6 @@
  * @since 0.1
  * @checkstyle TypeNameCheck (4 lines)
  */
-@SuppressWarnings("PMD.PackageCase")
 public class EOintTest {
 
     @Test

From 6ed99b43b708663641e9655d729eb28141693daf Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 16:52:17 +0300
Subject: [PATCH 25/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 -------------------
 1 file changed, 62 deletions(-)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..e69de29bb2 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -1,62 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2016-2023 Objectionary.com
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-/*
- * @checkstyle PackageNameCheck (10 lines)
- */
-package EOorg.EOeolang;
-
-import org.eolang.Data;
-import org.eolang.Phi;
-import org.hamcrest.MatcherAssert;
-import org.hamcrest.Matchers;
-import org.junit.jupiter.api.Test;
-
-/**
- * Test case for {@link EOint}.
- *
- * @since 0.1
- * @checkstyle TypeNameCheck (4 lines)
- */
-public class EOintTest {
-
-    @Test
-    void hasEqualHashes() {
-        final Phi left = new Data.ToPhi(42L);
-        final Phi right = new Data.ToPhi(42L);
-        MatcherAssert.assertThat(
-            left.hashCode(),
-            Matchers.equalTo(right.hashCode())
-        );
-    }
-
-    @Test
-    void hasHashEvenWithoutData() {
-        final Phi phi = new EOint(Phi.Φ);
-        MatcherAssert.assertThat(
-            phi.hashCode(),
-            Matchers.greaterThan(0)
-        );
-    }
-}

From 23982bb3ee34b76dc5d79e3e6cafe1858d37abaf Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 16:52:26 +0300
Subject: [PATCH 26/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index e69de29bb2..14a2042419 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016-2023 Objectionary.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * @checkstyle PackageNameCheck (10 lines)
+ */
+package EOorg.EOeolang;
+
+import org.eolang.Data;
+import org.eolang.Phi;
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test case for {@link EOint}.
+ *
+ * @since 0.1
+ * @checkstyle TypeNameCheck (4 lines)
+ */
+public class EOintTest {
+
+    @Test
+    void hasEqualHashes() {
+        final Phi left = new Data.ToPhi(42L);
+        final Phi right = new Data.ToPhi(42L);
+        MatcherAssert.assertThat(
+            left.hashCode(),
+            Matchers.equalTo(right.hashCode())
+        );
+    }
+
+    @Test
+    void hasHashEvenWithoutData() {
+        final Phi phi = new EOint(Phi.Φ);
+        MatcherAssert.assertThat(
+            phi.hashCode(),
+            Matchers.greaterThan(0)
+        );
+    }
+}

From e35a78e60da1266a8597ac7d3da8c376b1b192ea Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 17:51:57 +0300
Subject: [PATCH 27/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 -------------------
 1 file changed, 62 deletions(-)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..e69de29bb2 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -1,62 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2016-2023 Objectionary.com
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-/*
- * @checkstyle PackageNameCheck (10 lines)
- */
-package EOorg.EOeolang;
-
-import org.eolang.Data;
-import org.eolang.Phi;
-import org.hamcrest.MatcherAssert;
-import org.hamcrest.Matchers;
-import org.junit.jupiter.api.Test;
-
-/**
- * Test case for {@link EOint}.
- *
- * @since 0.1
- * @checkstyle TypeNameCheck (4 lines)
- */
-public class EOintTest {
-
-    @Test
-    void hasEqualHashes() {
-        final Phi left = new Data.ToPhi(42L);
-        final Phi right = new Data.ToPhi(42L);
-        MatcherAssert.assertThat(
-            left.hashCode(),
-            Matchers.equalTo(right.hashCode())
-        );
-    }
-
-    @Test
-    void hasHashEvenWithoutData() {
-        final Phi phi = new EOint(Phi.Φ);
-        MatcherAssert.assertThat(
-            phi.hashCode(),
-            Matchers.greaterThan(0)
-        );
-    }
-}

From 97358f644b53729c95d47e554f8cb9fd3ff67356 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 17:52:12 +0300
Subject: [PATCH 28/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index e69de29bb2..14a2042419 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016-2023 Objectionary.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * @checkstyle PackageNameCheck (10 lines)
+ */
+package EOorg.EOeolang;
+
+import org.eolang.Data;
+import org.eolang.Phi;
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test case for {@link EOint}.
+ *
+ * @since 0.1
+ * @checkstyle TypeNameCheck (4 lines)
+ */
+public class EOintTest {
+
+    @Test
+    void hasEqualHashes() {
+        final Phi left = new Data.ToPhi(42L);
+        final Phi right = new Data.ToPhi(42L);
+        MatcherAssert.assertThat(
+            left.hashCode(),
+            Matchers.equalTo(right.hashCode())
+        );
+    }
+
+    @Test
+    void hasHashEvenWithoutData() {
+        final Phi phi = new EOint(Phi.Φ);
+        MatcherAssert.assertThat(
+            phi.hashCode(),
+            Matchers.greaterThan(0)
+        );
+    }
+}

From 4196236f047b4dd029744619904c0cefe753b4e3 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 18:09:37 +0300
Subject: [PATCH 29/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 -------------------
 1 file changed, 62 deletions(-)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..e69de29bb2 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -1,62 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2016-2023 Objectionary.com
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-/*
- * @checkstyle PackageNameCheck (10 lines)
- */
-package EOorg.EOeolang;
-
-import org.eolang.Data;
-import org.eolang.Phi;
-import org.hamcrest.MatcherAssert;
-import org.hamcrest.Matchers;
-import org.junit.jupiter.api.Test;
-
-/**
- * Test case for {@link EOint}.
- *
- * @since 0.1
- * @checkstyle TypeNameCheck (4 lines)
- */
-public class EOintTest {
-
-    @Test
-    void hasEqualHashes() {
-        final Phi left = new Data.ToPhi(42L);
-        final Phi right = new Data.ToPhi(42L);
-        MatcherAssert.assertThat(
-            left.hashCode(),
-            Matchers.equalTo(right.hashCode())
-        );
-    }
-
-    @Test
-    void hasHashEvenWithoutData() {
-        final Phi phi = new EOint(Phi.Φ);
-        MatcherAssert.assertThat(
-            phi.hashCode(),
-            Matchers.greaterThan(0)
-        );
-    }
-}

From 324c9c998c74e4ae4257f56e446cceb780fa5aae Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 18:09:52 +0300
Subject: [PATCH 30/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index e69de29bb2..14a2042419 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016-2023 Objectionary.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * @checkstyle PackageNameCheck (10 lines)
+ */
+package EOorg.EOeolang;
+
+import org.eolang.Data;
+import org.eolang.Phi;
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test case for {@link EOint}.
+ *
+ * @since 0.1
+ * @checkstyle TypeNameCheck (4 lines)
+ */
+public class EOintTest {
+
+    @Test
+    void hasEqualHashes() {
+        final Phi left = new Data.ToPhi(42L);
+        final Phi right = new Data.ToPhi(42L);
+        MatcherAssert.assertThat(
+            left.hashCode(),
+            Matchers.equalTo(right.hashCode())
+        );
+    }
+
+    @Test
+    void hasHashEvenWithoutData() {
+        final Phi phi = new EOint(Phi.Φ);
+        MatcherAssert.assertThat(
+            phi.hashCode(),
+            Matchers.greaterThan(0)
+        );
+    }
+}

From 6ddb75ed8283be6ca73d8f1e28cea0835d46900c Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 18:28:14 +0300
Subject: [PATCH 31/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 -------------------
 1 file changed, 62 deletions(-)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..e69de29bb2 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -1,62 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2016-2023 Objectionary.com
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-/*
- * @checkstyle PackageNameCheck (10 lines)
- */
-package EOorg.EOeolang;
-
-import org.eolang.Data;
-import org.eolang.Phi;
-import org.hamcrest.MatcherAssert;
-import org.hamcrest.Matchers;
-import org.junit.jupiter.api.Test;
-
-/**
- * Test case for {@link EOint}.
- *
- * @since 0.1
- * @checkstyle TypeNameCheck (4 lines)
- */
-public class EOintTest {
-
-    @Test
-    void hasEqualHashes() {
-        final Phi left = new Data.ToPhi(42L);
-        final Phi right = new Data.ToPhi(42L);
-        MatcherAssert.assertThat(
-            left.hashCode(),
-            Matchers.equalTo(right.hashCode())
-        );
-    }
-
-    @Test
-    void hasHashEvenWithoutData() {
-        final Phi phi = new EOint(Phi.Φ);
-        MatcherAssert.assertThat(
-            phi.hashCode(),
-            Matchers.greaterThan(0)
-        );
-    }
-}

From 0f126de940a67c8eb98e46e6e7b54d6b5f0e3eef Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 18:28:29 +0300
Subject: [PATCH 32/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index e69de29bb2..14a2042419 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016-2023 Objectionary.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * @checkstyle PackageNameCheck (10 lines)
+ */
+package EOorg.EOeolang;
+
+import org.eolang.Data;
+import org.eolang.Phi;
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test case for {@link EOint}.
+ *
+ * @since 0.1
+ * @checkstyle TypeNameCheck (4 lines)
+ */
+public class EOintTest {
+
+    @Test
+    void hasEqualHashes() {
+        final Phi left = new Data.ToPhi(42L);
+        final Phi right = new Data.ToPhi(42L);
+        MatcherAssert.assertThat(
+            left.hashCode(),
+            Matchers.equalTo(right.hashCode())
+        );
+    }
+
+    @Test
+    void hasHashEvenWithoutData() {
+        final Phi phi = new EOint(Phi.Φ);
+        MatcherAssert.assertThat(
+            phi.hashCode(),
+            Matchers.greaterThan(0)
+        );
+    }
+}

From b545a9dd062811ddee4a81102878b1fa0c4c2a44 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 18:48:26 +0300
Subject: [PATCH 33/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 -------------------
 1 file changed, 62 deletions(-)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..e69de29bb2 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -1,62 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2016-2023 Objectionary.com
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-/*
- * @checkstyle PackageNameCheck (10 lines)
- */
-package EOorg.EOeolang;
-
-import org.eolang.Data;
-import org.eolang.Phi;
-import org.hamcrest.MatcherAssert;
-import org.hamcrest.Matchers;
-import org.junit.jupiter.api.Test;
-
-/**
- * Test case for {@link EOint}.
- *
- * @since 0.1
- * @checkstyle TypeNameCheck (4 lines)
- */
-public class EOintTest {
-
-    @Test
-    void hasEqualHashes() {
-        final Phi left = new Data.ToPhi(42L);
-        final Phi right = new Data.ToPhi(42L);
-        MatcherAssert.assertThat(
-            left.hashCode(),
-            Matchers.equalTo(right.hashCode())
-        );
-    }
-
-    @Test
-    void hasHashEvenWithoutData() {
-        final Phi phi = new EOint(Phi.Φ);
-        MatcherAssert.assertThat(
-            phi.hashCode(),
-            Matchers.greaterThan(0)
-        );
-    }
-}

From e6dc154d80225e0b0b51490f28d3a03404ef46ba Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Thu, 24 Aug 2023 18:48:37 +0300
Subject: [PATCH 34/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index e69de29bb2..14a2042419 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016-2023 Objectionary.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * @checkstyle PackageNameCheck (10 lines)
+ */
+package EOorg.EOeolang;
+
+import org.eolang.Data;
+import org.eolang.Phi;
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test case for {@link EOint}.
+ *
+ * @since 0.1
+ * @checkstyle TypeNameCheck (4 lines)
+ */
+public class EOintTest {
+
+    @Test
+    void hasEqualHashes() {
+        final Phi left = new Data.ToPhi(42L);
+        final Phi right = new Data.ToPhi(42L);
+        MatcherAssert.assertThat(
+            left.hashCode(),
+            Matchers.equalTo(right.hashCode())
+        );
+    }
+
+    @Test
+    void hasHashEvenWithoutData() {
+        final Phi phi = new EOint(Phi.Φ);
+        MatcherAssert.assertThat(
+            phi.hashCode(),
+            Matchers.greaterThan(0)
+        );
+    }
+}

From 47ec5dbbe3993d55ff1ea95f7cf816ef1c57be17 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Fri, 25 Aug 2023 11:42:59 +0300
Subject: [PATCH 35/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 -------------------
 1 file changed, 62 deletions(-)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..e69de29bb2 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -1,62 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2016-2023 Objectionary.com
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-/*
- * @checkstyle PackageNameCheck (10 lines)
- */
-package EOorg.EOeolang;
-
-import org.eolang.Data;
-import org.eolang.Phi;
-import org.hamcrest.MatcherAssert;
-import org.hamcrest.Matchers;
-import org.junit.jupiter.api.Test;
-
-/**
- * Test case for {@link EOint}.
- *
- * @since 0.1
- * @checkstyle TypeNameCheck (4 lines)
- */
-public class EOintTest {
-
-    @Test
-    void hasEqualHashes() {
-        final Phi left = new Data.ToPhi(42L);
-        final Phi right = new Data.ToPhi(42L);
-        MatcherAssert.assertThat(
-            left.hashCode(),
-            Matchers.equalTo(right.hashCode())
-        );
-    }
-
-    @Test
-    void hasHashEvenWithoutData() {
-        final Phi phi = new EOint(Phi.Φ);
-        MatcherAssert.assertThat(
-            phi.hashCode(),
-            Matchers.greaterThan(0)
-        );
-    }
-}

From 48ecdfc7adf6a2d1e639e868e5b6974f46b9f8e2 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Fri, 25 Aug 2023 11:43:40 +0300
Subject: [PATCH 36/41] #2433: Spurious network

---
 .../test/java/EOorg/EOeolang/EOintTest.java   | 62 +++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index e69de29bb2..14a2042419 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -0,0 +1,62 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016-2023 Objectionary.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * @checkstyle PackageNameCheck (10 lines)
+ */
+package EOorg.EOeolang;
+
+import org.eolang.Data;
+import org.eolang.Phi;
+import org.hamcrest.MatcherAssert;
+import org.hamcrest.Matchers;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test case for {@link EOint}.
+ *
+ * @since 0.1
+ * @checkstyle TypeNameCheck (4 lines)
+ */
+public class EOintTest {
+
+    @Test
+    void hasEqualHashes() {
+        final Phi left = new Data.ToPhi(42L);
+        final Phi right = new Data.ToPhi(42L);
+        MatcherAssert.assertThat(
+            left.hashCode(),
+            Matchers.equalTo(right.hashCode())
+        );
+    }
+
+    @Test
+    void hasHashEvenWithoutData() {
+        final Phi phi = new EOint(Phi.Φ);
+        MatcherAssert.assertThat(
+            phi.hashCode(),
+            Matchers.greaterThan(0)
+        );
+    }
+}

From 0faf11edd91356a55246821d61114a4218fc1a34 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Fri, 25 Aug 2023 15:07:20 +0300
Subject: [PATCH 37/41] #2425: 'Q' or '$' only

---
 .../src/main/java/org/eolang/Universe.java       |  4 +---
 eo-runtime/src/test/eo/org/eolang/rust-tests.eo  | 16 ++++++++--------
 2 files changed, 9 insertions(+), 11 deletions(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index c33751d396..f5ce22e023 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -87,15 +87,13 @@ public int find(final String name) {
         if ("Q".equals(atts[0])) {
             accum = Phi.Φ;
             atts[0] = "";
-        } else if ("ρ".equals(atts[0])) {
-            accum = this.connector;
         } else if ("$".equals(atts[0])) {
             accum = this.connector;
             atts[0] = "";
         } else {
             throw new ExFailure(
                 String.format(
-                    "Universe.find starts with %s, but it should start with Q or ^ or $ only",
+                    "Universe.find starts with %s, but it should start with Q or $ only",
                     atts[0]
                 )
             );
diff --git a/eo-runtime/src/test/eo/org/eolang/rust-tests.eo b/eo-runtime/src/test/eo/org/eolang/rust-tests.eo
index e59e5cb95a..a4280d6741 100644
--- a/eo-runtime/src/test/eo/org/eolang/rust-tests.eo
+++ b/eo-runtime/src/test/eo/org/eolang/rust-tests.eo
@@ -109,7 +109,7 @@
     use eo_env::eo_enum::EO::{EOInt};
 
     pub fn foo(env: &mut EOEnv) -> EO {
-      EOInt(env.find("^.a").into())
+      EOInt(env.find("$.^.a").into())
     }
     """
     *
@@ -129,7 +129,7 @@
     use eo_env::eo_enum::EO::{EOVertex};
 
     pub fn foo(env: &mut EOEnv) -> EO {
-      let v = env.find("^.book") as u32;
+      let v = env.find("$.^.book") as u32;
       EOVertex(v)
     }
     """
@@ -168,8 +168,8 @@
     use eo_env::eo_enum::EO;
     use eo_env::eo_enum::EO::{EOInt};
     pub fn foo(env: &mut EOEnv) -> EO {
-        let v1 = env.find("^.a") as u32;
-        let v2 = env.find("^.b") as u32;
+        let v1 = env.find("$.^.a") as u32;
+        let v2 = env.find("$.^.b") as u32;
         env.bind(v1 , v2, "EO-att");
         return EOInt(v1 as i64);
     }
@@ -190,7 +190,7 @@
     use eo_env::eo_enum::EO;
     use eo_env::eo_enum::EO::{EOInt};
     pub fn foo(env: &mut EOEnv) -> EO {
-        let v = env.find("^.a") as u32;
+        let v = env.find("$.^.a") as u32;
         let copy = env.copy(v).unwrap();
         EOInt(copy as i64)
     }
@@ -211,7 +211,7 @@
     use eo_env::eo_enum::EO;
     use eo_env::eo_enum::EO::{EOInt};
     pub fn foo(env: &mut EOEnv) -> EO {
-      let v = env.find("^.a") as u32;
+      let v = env.find("$.^.a") as u32;
       let _bytes = env.dataize(v).unwrap();
       EOInt(v as i64)
     }
@@ -236,8 +236,8 @@
     use byteorder::{BigEndian, ReadBytesExt};
 
     pub fn foo(env: &mut EOEnv) -> EO {
-      let a = env.find("^.a") as u32;
-      let b = env.find("^.b") as u32;
+      let a = env.find("$.^.a") as u32;
+      let b = env.find("$.^.b") as u32;
       let bytes_a = env.dataize(a).unwrap();
       let mut arr_a = unsafe { &*(&bytes_a[0..] as *const _  as *const [u8]) };
 

From 72b769ffcf60af53a89fd01cfdfdc436d3028b71 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Fri, 25 Aug 2023 15:35:02 +0300
Subject: [PATCH 38/41] #2433: Added EOintTest.hasDifferentHash() Test.

---
 eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
index 14a2042419..3825ee416b 100644
--- a/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
+++ b/eo-runtime/src/test/java/EOorg/EOeolang/EOintTest.java
@@ -59,4 +59,14 @@ void hasHashEvenWithoutData() {
             Matchers.greaterThan(0)
         );
     }
+
+    @Test
+    void hasDifferentHash() {
+        final Phi raw = new EOint(Phi.Φ);
+        final Phi initialized = new Data.ToPhi(0L);
+        MatcherAssert.assertThat(
+            raw.hashCode(),
+            Matchers.not(initialized.hashCode())
+        );
+    }
 }

From 754bb3e15e85f1f6a5930de5679ec4564d35ef80 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Fri, 25 Aug 2023 15:37:30 +0300
Subject: [PATCH 39/41] #2425: refactored duplicated line.

---
 eo-runtime/src/main/java/org/eolang/Universe.java | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/eo-runtime/src/main/java/org/eolang/Universe.java b/eo-runtime/src/main/java/org/eolang/Universe.java
index f5ce22e023..7d01794413 100644
--- a/eo-runtime/src/main/java/org/eolang/Universe.java
+++ b/eo-runtime/src/main/java/org/eolang/Universe.java
@@ -86,10 +86,8 @@ public int find(final String name) {
             .split("\\.");
         if ("Q".equals(atts[0])) {
             accum = Phi.Φ;
-            atts[0] = "";
         } else if ("$".equals(atts[0])) {
             accum = this.connector;
-            atts[0] = "";
         } else {
             throw new ExFailure(
                 String.format(
@@ -98,6 +96,7 @@ public int find(final String name) {
                 )
             );
         }
+        atts[0] = "";
         for (final String att: atts) {
             if (!"".equals(att)) {
                 accum = accum.attr(att).get();

From a4ef27f554f7a3279fba4de1bc0e958ba4c99664 Mon Sep 17 00:00:00 2001
From: levBagryansky <28lev11@gmail.com>
Date: Fri, 25 Aug 2023 17:07:02 +0300
Subject: [PATCH 40/41] #2433: Use fully qualified name.

---
 .../src/main/resources/org/eolang/maven/pre/to-java.xsl       | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl b/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
index 9e05ba7e66..5c8d2bf248 100644
--- a/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
+++ b/eo-maven-plugin/src/main/resources/org/eolang/maven/pre/to-java.xsl
@@ -131,8 +131,6 @@ SOFTWARE.
         <xsl:apply-templates select="//meta[head='package']" mode="head"/>
         <xsl:text>import org.eolang.*;</xsl:text>
         <xsl:value-of select="eo:eol(0)"/>
-        <xsl:text>import java.util.concurrent.atomic.AtomicBoolean;</xsl:text>
-        <xsl:value-of select="eo:eol(0)"/>
         <xsl:apply-templates select="//meta[head='junit' or head='tests']" mode="head"/>
         <xsl:apply-templates select="." mode="body"/>
       </xsl:element>
@@ -182,7 +180,7 @@ SOFTWARE.
     <xsl:variable name="type" select="concat(//meta[head='package']/tail, '.', @name)"/>
     <xsl:if test="$literal-objects[text()=$type]">
       <xsl:value-of select="eo:eol(1)"/>
-      <xsl:text>private final AtomicBoolean initialized = new AtomicBoolean(false);</xsl:text>
+      <xsl:text>private final java.util.concurrent.atomic.AtomicBoolean initialized = new java.util.concurrent.atomic.AtomicBoolean(false);</xsl:text>
     </xsl:if>
   </xsl:template>
   <xsl:template match="class" mode="ctors">

From 67b729f43f6a16b5901fb0ec14097c3b325df324 Mon Sep 17 00:00:00 2001
From: "renovate[bot]" <29139614+renovate[bot]@users.noreply.github.com>
Date: Sun, 27 Aug 2023 11:46:32 +0000
Subject: [PATCH 41/41] fix(deps): update dependency org.yaml:snakeyaml to v2.2

---
 pom.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pom.xml b/pom.xml
index 96f524d0d1..8fc8c3feba 100644
--- a/pom.xml
+++ b/pom.xml
@@ -167,7 +167,7 @@ SOFTWARE.
       <dependency>
         <groupId>org.yaml</groupId>
         <artifactId>snakeyaml</artifactId>
-        <version>2.1</version>
+        <version>2.2</version>
       </dependency>
       <dependency>
         <groupId>com.jcabi</groupId>