Missing a negative sign in Ax=b example, fixes #187.

moorepants · Jul 30, 2024 · eb644dd · eb644dd
1 parent 7b4084f
commit eb644dd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sympy.rst b/sympy.rst
@@ -941,7 +941,7 @@ especially as the dimension of :math:`\mathbf{A}` grows:
       unknowns = sm.Matrix([L1, L2, L3, L4, L5, L6])
 
       coef_mat = exprs.jacobian(unknowns)
-      rhs = exprs.xreplace(dict(zip(unknowns, [0]*6)))
+      rhs = -exprs.xreplace(dict(zip(unknowns, [0]*6)))
 
       sol = coef_mat.LUsolve(rhs)