JuliaSymbolics/Symbolics.jl v7.42.0

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Symbolics v7.42.0

Diff since v7.41.1

Merged pull requests:

• Fix linear_expansion leaking x into remainders through generic calls (carries forward #1995) (#2018) (@ChrisRackauckas-Claude)
• Fix isinf/isnan/isfinite returning wrong answers for Num literals (#2020) (@ChrisRackauckas-Claude)
• Make MultithreadedForm build_function expressions serializable (#2021) (@ChrisRackauckas-Claude)
• Look up derivative rules of symbolic callables by their callable type (#2022) (@pankgeorg)
• Fix QQField MethodError in transcendence basis with free parameters (#2024) (@ChrisRackauckas-Claude)
• Fix n_func_occ counting for abs/abs2 (and similar) under +/* (#2027) (@ChrisRackauckas-Claude)
• Fix symbolic_solve on vector-valued Equation (#1782) (#2028) (@ChrisRackauckas-Claude)
• Throw clear ArgumentError from diff2term on non-variable derivatives (#2032) (@ChrisRackauckas-Claude)
• Document iip_config in build_function docstrings (#2034) (@ChrisRackauckas-Claude)
• Make @register_array_symbolic promotion agree with the constructed term (#2037) (@oscardssmith)

Closed issues:

• Symbolic inverses (#920)
• get_variables does not see complex variables (#921)
• Failure to trace through fastmath code (#924)
• coeff returns StackOverflowError for certain expressions (#925)
• inconsistent eachindex: first on a variable array causes a BoundsError when the indexing base is not one (#943)
• undocumented exported functions solve_single_eq and solve_system_eq (#944)
• Type error in coeff using Symbolics 5.5.1 (#952)
• Ability to specify output axes of @register_symbolic function (#962)
• Latexify problem with symbolics derivative when using arrays (#970)
• coefficienttype for polynomials deprecated? (#976)
• opname not defined (#986)
• Symbolic array incompatible with Symbolics.gradient and Symbolics.hessian (#987)
• Stack overflow in type inference when using large matrix-valued functions from Symbolics.build_function (#990)
• Improve docstrings (#1002)
• does not allow upgrade to Groebner 0.5 (#1008)
• Bug: build_function and expand doesn't work correctly on Complex{Num} (#1016)
• [BUG] Type lost when combining Arr{Num} and Array{BasicSymbolic} (#1019)
• Expand_derivatives vs derivative? (#1039)
• Generated code fails to convert arguments when packed into array (#1050)
• Docstring of Differential instances is irrelevant (#1075)
• Differentials display differently in a REPL than their docstring indicates they should (#1076)
• Scalarization of registered array functions breaks (#1114)
• isinf and isnan doesn't work for Num type (#1118)
• Zero-indexed arrays don't work, but no error until access (#1132)
• Warning about istree deprecation (#1141)
• Can not latexify expressions converted from expressions of DynamicExpressions.jl (#1142)
• Hash function for Arr does not consider array structure and size (#1145)
• How to Build and Use a Parallel Function with Symbolics.build_function in Julia (#1150)
• n_func_occ doesn't count correctly (#1377)
• parallel=ShardedForm argument to build_function flattens output for out-of-place functions (#1380)
• iip_config is mentioned in the docs but not explained (#1431)
• Simplify 1//1 (#1767)
• Uninformative assertion message, and a deeper problem (#1782)
• No way to register derivative rules for symbolic callables (MTK callable parameters): expand_derivatives leaves unexpandable partial Differentials (#1890)
• Solving system ends in error about QQField (#1940)