updated docstring for trace, inv module
updated docstring for trace, inv module
yashsharan/sympy,skidzo/sympy,sampadsaha5/sympy,kaushik94/sympy,skidzo/sympy,kaushik94/sympy,souravsingh/sympy,postvakje/sympy,jaimahajan1997/sympy,sampadsaha5/sympy,souravsingh/sympy,drufat/sympy,kaushik94/sympy,chaffra/sympy,madan96/sympy,skidzo/sympy,souravsingh/sympy,aktech/sympy,drufat/sympy,aktech/sympy,yashsharan/sympy,drufat/sympy,chaffra/sympy,madan96/sympy,jaimahajan1997/sympy,aktech/sympy,madan96/sympy,postvakje/sympy,jaimahajan1997/sympy,yashsharan/sympy,chaffra/sympy,sampadsaha5/sympy,postvakje/sympy