[sympy] Introduction and Interest in Contributing to SymPy

Dear Community, My name is Harsh Yadav and I am a student with a strong interest in Data Structures and open-source development. I recently came across SymPy and was impressed by its capabilities. After exploring the repository and some of the documentation, I’m eager to contribute to the pr

[sympy] Smith Form Decomposition

Hi, I need to perform a Smith decomposition on (a priori not square) matrices to find a certain change of basis related to the Smith invariants. The Smith normal form is already implemented in SymPy in `sympy.matrices.normalforms`, but it retu