Viktor Svensson

Behavior of iszero(x::Sym)

7

In SymPy.jl v1.2.1, iszero(x::Sym) returns false. In v2.0.1, it throws `ERROR: KeyError: key :boolalg not found`. ```julia using SymPy @syms x iszero(x) # returns false in v1, but errors in...

Allow block multiplication of non-square blocks

3

Currently, BlockDiagonals keeps the block structure in matrix multiplication only if the blocks that are multiplied together have the same size. This is overly restrictive and rules out multiplication with...

After a1b90d549bccf059221e7c0ccc75ca1cc0e382d3, the following errors ```julia using Symbolics, LinearAlgebra m = rand(2,2) Symbolics._recursive_unwrap(Hermitian(m)) #ERROR: ArgumentError: Failed to assign fields (:parent,) to object with fields (:data, :uplo). ```