Removed whitespace and edited expressions to follow PEP8
Removed whitespace and edited expressions to follow PEP8

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