v0.6.30

Zygote v0.6.30

Diff since v0.6.29

Closed issues:

• Gradient doesn't work properly with enumerate, zip (#221)
• No adjoint for Base.Iterators.ProductIterator (#421)
• Gradient over implicit parameters returns nothing (#692)
• Type instability with structs (#1094)
• Dicts in struct fields don't propagate gradients (#1115)

Merged pull requests:

• Iterators. Product, Filter, enumerate, zip (including inside map) (#785) (@mcabbott)
• Add some downstream testing (#1033) (@ChrisRackauckas)
• Insert _project into getproperty's gradient, and then improve z2d etc. to restore stability (#1104) (@mcabbott)
• Implement copy and merge! for Grads (#1108) (@lassepe)

v0.6.29

Zygote v0.6.29

Diff since v0.6.28

Merged pull requests:

• wrap_chainrules_input for arrays of Ref (#1103) (@mcabbott)

v0.6.28

Zygote v0.6.28

Diff since v0.6.27

Merged pull requests:

• Make wrap_chainrules_input understand mutable structs (#1102) (@mcabbott)

v0.6.27

Zygote v0.6.27

Diff since v0.6.26

Closed issues:

• Zygote can't handle empty Tuples (#1083)
• Conversion from GPU to CPU arrays inside structs (#1095)

v0.6.26

Zygote v0.6.26

Diff since v0.6.25

Closed issues:

• Zygote.OneElement does not properly reshape (#1080)
• error with BitVector (#1086)

Merged pull requests:

• added a dispatch for tuples to prevent LoadError (#1082) (@killah-t-cell)
• Fix broadcasting - with booleans (#1089) (@mcabbott)

v0.6.25

Zygote v0.6.25

Diff since v0.6.24

Closed issues:

• Use forward-mode in broadcasting? (#336)
• Derivative of repeat(::Array{T,0}, ::Int) (#950)

Merged pull requests:

• Make OneElement constructor safer (#1085) (@mcabbott)
• Improve Map Type Stability (#1090) (@willtebbutt)

v0.6.24

Zygote v0.6.24

Diff since v0.6.23

Closed issues:

• AD is struggling with ForwardDiff.jacobian (#1081)
• Zygote.gradient failed to process Flux.LSTM parameters (#1084)

Merged pull requests:

• Remove incorrect push! and pop! gradients (#1025) (@mcabbott)

v0.6.23

Zygote v0.6.23

Diff since v0.6.22

Merged pull requests:

• Update README (#1076) (@willtebbutt)

v0.6.22

Zygote v0.6.22

Diff since v0.6.21

Closed issues:

• Complex gradient on real function with complex intermediates (#342)
• Adjoints for functions of specialized matrices (#402)
• Gradient of inv and logdet UpperTriangular matrix is not UpperTriangular (#431)
• Trying to differentiate a function with complex and real inputs results in error (#917)

Merged pull requests:

• Use ProjectTo in broadcasting & gradient (#1044) (@mcabbott)
• Allow buffer typevar in CuArray type (#1062) (@DhairyaLGandhi)

v0.6.21

Zygote v0.6.21

Diff since v0.6.20

Closed issues:

• Relation to capstan and cassette.jl (#1)
• Error when taking gradient involving zeros(eltype(x), ...). (#72)
• Error when taking gradient involving a range broadcast (#73)
• Deprecation warning in tests (#76)
• Error when trying to define gradient for addition (#84)
• CUDA broadcast over * and + blows up taking gradient (#113)
• cholesky keywords (#121)
• Division causes f32 -> f64 conversion in backward pass (#136)
• differentiating over x isa NTuple{<:Any, <:Integer} causes julia crush (#158)
• simple MLP gradient fails when dropout is included (#171)
• BoundsError in mutable array branch (#172)
• Trouble with reshape() (#187)
• simple broadcast not working (#195)
• Lazy adjoint/transpose gradient fails (#213)
• getindex for Adjoint does not back-propagate (#217)
• Add support for logpdf of Poisson (#281)
• Gradients for cumsum and cumprod (#282)
• Support for tuple and function argument destructuring (#303)
• Cannot differentiate through dictionary (#817)
• Scalar indexing error from GPU matmul against Zygote.OneElement (#1005)
• documentation seems stale because of CI failure (#1021)
• Typo in docs? (#1056)
• Second derivatives not working (#1067)

Merged pull requests:

• Support functions that splat namedtuples as keyword arguments (#1059) (@oxinabox)
• fix pair getfield pullback (#1063) (@CarloLucibello)
• Don't use dual numbers in broadcasting within 2nd derivatives (#1068) (@mcabbott)
• Add short-circuit to rrule_via_ad (#1069) (@mcabbott)