documentation and (index, exp) -> (symbol, exp) changes
documentation and (index, exp) -> (symbol, exp) changes

madan96/sympy,drufat/sympy,postvakje/sympy,hargup/sympy,drufat/sympy,souravsingh/sympy,skidzo/sympy,kaushik94/sympy,drufat/sympy,rahuldan/sympy,jaimahajan1997/sympy,jaimahajan1997/sympy,aktech/sympy,rahuldan/sympy,madan96/sympy,ChristinaZografou/sympy,madan96/sympy,kaushik94/sympy,ChristinaZografou/sympy,sampadsaha5/sympy,hargup/sympy,souravsingh/sympy,yashsharan/sympy,yashsharan/sympy,aktech/sympy,aktech/sympy,rahuldan/sympy,chaffra/sympy,postvakje/sympy,yashsharan/sympy,sampadsaha5/sympy,chaffra/sympy,kaushik94/sympy,postvakje/sympy,souravsingh/sympy,sampadsaha5/sympy,chaffra/sympy,ChristinaZografou/sympy,jaimahajan1997/sympy,skidzo/sympy,hargup/sympy,skidzo/sympy