put in protection for non-communative arguments
put in protection for non-communative arguments

skidzo/sympy,chaffra/sympy,yashsharan/sympy,jaimahajan1997/sympy,jaimahajan1997/sympy,madan96/sympy,aktech/sympy,yashsharan/sympy,skidzo/sympy,kaushik94/sympy,chaffra/sympy,chaffra/sympy,madan96/sympy,aktech/sympy,skidzo/sympy,jaimahajan1997/sympy,souravsingh/sympy,madan96/sympy,kaushik94/sympy,souravsingh/sympy,yashsharan/sympy,souravsingh/sympy,aktech/sympy,kaushik94/sympy