v0.4.3

v0.4.3 (2019-12-20)

Diff since v0.4.2

Merged pull requests:

• Bump version to v0.4.3 (#437) (dhairyagandhi96)
• CompatHelper: bump compat for "Requires" to "1.0" (#435) (github-actions[bot])
• enable CompatHelper (#434) (ChrisRackauckas)

v0.4.2

v0.4.2 (2019-12-20)

Diff since v0.4.1

Closed issues:

• I’m sure you know this, but since I wanted to see what goes wrong: Comprehensions with Iterators.ProductIterator don’t seem to work right now, but surely they could be made to. (#420)
• Remove Flux page? (#416)
• setindex_shape_check method error for custom adjoint (#403)
• Warnings on fresh Zygote install (#397)
• Precompile error: Non-differentiable function mul_int (breaks Turing.jl + others?) (#396)
• Error when trying to precompile Zygote (#395)
• ZygoteRules compat (#392)
• Facilitate array construction without mutation (#377)

Merged pull requests:

• Tag v0.4.2 (#432) (dhairyagandhi96)
• Add circshift adjoint (#418) (Sleort)
• remove Flux page (#417) (ChrisRackauckas)
• Add dims kwargs and improve gradient computation for logsumexp (#406) (xukai92)
• Relax bound for DiffRules to 0.1 for compat with SpecialFunctions v0.8 (#398) (torfjelde)
• Add adjoints for functions on Hermitian matrices (take 2) (#355) (sethaxen)
• Non-scalar getindex (#256) (mcabbott)

v0.4.1

v0.4.1 (2019-11-06)

Diff since v0.4.0

Closed issues:

• differentiate with π failed (#309)
• Blocks are not in domtree order (#227)
• Wrong gradient when using backslash (#222)

Merged pull requests:

• looser bounds (#394) (MikeInnes)
• Add Fastmath operators (#388) (Satya758)

v0.4.0

v0.4.0 (2019-11-04)

Diff since v0.3.4

Closed issues:

• Unbroadcasting is not supported when scalars are involved (#382)
• Missing adjoint for [ ] in broadcasting (#381)
• Missing adjoint for Ref (#380)
• Error in pullback construction (#368)
• Behavior of real changes when broadcasted (#356)
• Adjoint of exp inaccurate for complex matrices (#348)
• Splatting and mutation? (#347)
• Separate gradcheck (#346)
• Need convenient utilities for looking inside Grads(...) (#345)
• Getting rid of type-hacks mode (#341)
• Type instability on tuple since d74f3c (#322)
• DimensionMismatch on nested for loop (#320)
• Zygote.jl tries to back-propagate nothings when branching happens inside broadcasting (#317)
• Diagonal * Vector adjoint can be faster (#316)
• Customizing broadcasted yields MethodError on unbroadcast (#313)
• scalar getindex on gpu in the backwards pass (#261)
• Can't differentiate cat (#198)
• ERROR: Can't differentiate simdloop expression (#157)
• Complex Number Interfaces (#142)
• Error if a vector or range is indexed (#116)
• Hessian-vector products (#115)

Merged pull requests:

• pkg compat + updates (#391) (MikeInnes)
• Add tests for sum with closed over variable and generator. Issue #231 (#389) (baggepinnen)
• Fix broadcasting of singletons (#384) (MikeInnes)
• update the version of IRTools in compat (#383) (findmyway)
• hcat(scalars) & cat(…; dims) (#378) (mcabbott)
• Added adjoint for sum for CuArrays (#375) (dhairyagandhi96)
• Fix #368 (#374) (MikeInnes)
• Fixed bcasting issue on GPU (#373) (kshyatt)
• Add haskey adjoint (#372) (dhairyagandhi96)
• Don't invert matrix twice in adjoint of inv\(A\) (#369) (sethaxen)
• add @adjoin for relu to increase speed (#367) (findmyway)
• Add adjoints for real, conj, and imag for arrays (#364) (sethaxen)
• Tracker compat (#362) (MikeInnes)
• Try to avoid travis timeouts (#361) (MikeInnes)
• In-place broadcast over buffers (#360) (MikeInnes)
• Add GPU CI (#359) (dhairyagandhi96)
• Fix mutation + splat (#358) (MikeInnes)
• Point users to release version (#357) (MikeInnes)
• Remove type hacks mode (#354) (MikeInnes)
• Make differentiation work with at-time macros (ignore gc_num and time_ns) (#351) (tkf)
• Add adjoints for symmetric/hermitian eigen/eigvals (#350) (sethaxen)
• Fix exp adjoint for complex matrices (#349) (sethaxen)
• Fix adjoint for Symmetric and add Hermitian (#343) (sethaxen)
• Skip precompile() when Zygote is imported for compiling downstreams (#339) (tkf)
• Ignore gradients of findall and findlast (#337) (tkf)
• Use literal_getproperty from ZygoteRules (#332) (tkf)
• Fix casing in glossary (#326) (rxwei)
• Euclidean distance rules (#325) (willtebbutt)
• add adjoint for var and std (#310) (chengchingwen)

v0.3.4

v0.3.4 (2019-08-20)

Diff since v0.3.3

Closed issues:

• Error loading Zygote 0.3.3 (#306)
• New release (#302)
• Poor gradient performance on map reduce (#292)

Merged pull requests:

• Fix ldiv for adjoint of triangular (#248) (willtebbutt)

v0.3.3

v0.3.3 (2019-08-19)

Diff since v0.3.2

Closed issues:

• Custom type getproperty adjoint (#298)
• fma not supported (#296)
• precompile error in Julia 1.0.1 (#287)
• Double derivatives breaking the compiler (#278)
• does Zygote support functions with variant input sizes? (#274)
• DimensionMismatch on branch (#271)
• Internal error: encountered unexpected error in runtime in toy example (#267)
• Gradient error when trying to use getindex on size of array (#263)
• gradient not working with div (#258)
• Nested differentiation works but the LLVM code looks... really bad (#253)
• Mixing ForwardDiff and Zygote (#250)

Merged pull requests:

• add adjoint for FMA (#297) (tpapp)
• getindex(tuple, range) (#285) (mcabbott)
• nograd any, all (#273) (mcabbott)
• Wct/fix cholesky again (#268) (willtebbutt)
• Added adjoint for dropdims (#264) (thebhatman)
• @Nograd for integer division (#262) (thebhatman)
• Fix adjoint for *(::Adjoint, ::Vector) (#251) (Keno)
• definitions for adjoints of FFTW functions (#215) (sipposip)

v0.3.2

v0.3.2 (2019-06-25)

Diff since v0.3.1

Closed issues:

• Zygote does not go through DiffEq all the way (#243)
• Failing simple use case (#242)
• Forward-Over-Reverse HesVec Error (#241)
• derivative not defined (#239)
• 31638 bus error julia (#237)
• Error: Variable not defined (#236)
• Type Inference for backward pass of broadcasted division fails (#233)
• Fail to build, expand! required (#224)
• custom adjoint fails for functions that take tuple as additional argument (#214)
• A hvcat related issue (#211)
• Wrong gradient for x -\> x / maximum\(\[x\]\) (#208)
• LoadError: LoadError: UndefVarError: expand! not defined (#206)
• Variable %8 in block 7 is not defined. (#201)
• Incorrect Gradient for a normalization function (#197)
• complex value gradient is not correct (#196)
• ERROR: Variable %20 in block 4 is not defined. (#192)
• relation between builtin FillArray and FillArrays (#190)
• Failure in Color Optimisation example (#179)
• Dev Docs (#99)
• Function with views error when taking gradient (#52)

Merged pull requests:

• Tidy up multiplication and permutedims (#244) (willtebbutt)
• Add custom adjoint for broadcasted division (#238) (avik-pal)
• Fixes subtle cholesky bug (#230) (willtebbutt)
• FillArray broadcasting functionality (#226) (willtebbutt)
• fill (#225) (willtebbutt)
• Fix ldiv / rdiv + implement pinv (#223) (willtebbutt)
• Adjoint for PermutedDimsArray (#220) (mcabbott)
• Adjoint for view (#219) (mcabbott)
• +, unary / binary - (#218) (willtebbutt)
• Fix and test adjoint for hvcat (#210) (under-Peter)
• Constructors for Zeros and Ones (#207) (willtebbutt)
• Add a few methods to Buffer to make it behave like an Array (#200) (YingboMa)
• use FillArrays instead (#191) (Roger-luo)
• Fix the recursive pow2 function in docs (#184) (YingboMa)

v0.3.1

Update Project.toml

v0.3.0

version, compat, irtools stable

v0.2.0

unfused reverse broadcast