Use variable R for series-ring inside functions instead of using ring
Use variable R for series-ring inside functions instead of using ring

mcdaniel67/sympy,atsao72/sympy,AkademieOlympia/sympy,jaimahajan1997/sympy,skidzo/sympy,grevutiu-gabriel/sympy,mafiya69/sympy,debugger22/sympy,souravsingh/sympy,ChristinaZografou/sympy,Titan-C/sympy,toolforger/sympy,ahhda/sympy,wyom/sympy,kaichogami/sympy,farhaanbukhsh/sympy,Titan-C/sympy,garvitr/sympy,wanglongqi/sympy,bukzor/sympy,MechCoder/sympy,asm666/sympy,emon10005/sympy,jaimahajan1997/sympy,sampadsaha5/sympy,rahuldan/sympy,yukoba/sympy,lindsayad/sympy,oliverlee/sympy,atsao72/sympy,shikil/sympy,grevutiu-gabriel/sympy,Designist/sympy,madan96/sympy,iamutkarshtiwari/sympy,yukoba/sympy,postvakje/sympy,aktech/sympy,chaffra/sympy,ChristinaZografou/sympy,emon10005/sympy,grevutiu-gabriel/sympy,ga7g08/sympy,ga7g08/sympy,pandeyadarsh/sympy,Davidjohnwilson/sympy,VaibhavAgarwalVA/sympy,garvitr/sympy,AkademieOlympia/sympy,saurabhjn76/sympy,aktech/sympy,Designist/sympy,MechCoder/sympy,Vishluck/sympy,mcdaniel67/sympy,VaibhavAgarwalVA/sympy,Gadal/sympy,lindsayad/sympy,bukzor/sympy,sahmed95/sympy,kevalds51/sympy,debugger22/sympy,Designist/sympy,asm666/sympy,kevalds51/sympy,shikil/sympy,atreyv/sympy,Vishluck/sympy,hargup/sympy,rahuldan/sympy,Shaswat27/sympy,shikil/sympy,hargup/sympy,debugger22/sympy,MechCoder/sympy,ahhda/sympy,toolforger/sympy,abhiii5459/sympy,skidzo/sympy,lindsayad/sympy,jerli/sympy,cswiercz/sympy,Titan-C/sympy,toolforger/sympy,Curious72/sympy,hargup/sympy,ChristinaZografou/sympy,Arafatk/sympy,yukoba/sympy,madan96/sympy,drufat/sympy,maniteja123/sympy,bukzor/sympy,mafiya69/sympy,Curious72/sympy,moble/sympy,atreyv/sympy,chaffra/sympy,jbbskinny/sympy,madan96/sympy,abhiii5459/sympy,Davidjohnwilson/sympy,mcdaniel67/sympy,atreyv/sympy,iamutkarshtiwari/sympy,wanglongqi/sympy,jbbskinny/sympy,kumarkrishna/sympy,pandeyadarsh/sympy,saurabhjn76/sympy,emon10005/sympy,pandeyadarsh/sympy,ga7g08/sympy,asm666/sympy,oliverlee/sympy,saurabhjn76/sympy,maniteja123/sympy,moble/sympy,sahmed95/sympy,kumarkrishna/sympy,kevalds51/sympy,sampadsaha5/sympy,atsao72/sympy,rahuldan/sympy,yashsharan/sympy,abhiii5459/sympy,drufat/sympy,kaushik94/sympy,mafiya69/sympy,Gadal/sympy,Arafatk/sympy,yashsharan/sympy,jerli/sympy,jaimahajan1997/sympy,moble/sympy,cswiercz/sympy,farhaanbukhsh/sympy,aktech/sympy,wyom/sympy,skidzo/sympy,Arafatk/sympy,iamutkarshtiwari/sympy,souravsingh/sympy,wanglongqi/sympy,Vishluck/sympy,kumarkrishna/sympy,maniteja123/sympy,kaushik94/sympy,Shaswat27/sympy,farhaanbukhsh/sympy,chaffra/sympy,drufat/sympy,VaibhavAgarwalVA/sympy,Shaswat27/sympy,cswiercz/sympy,kaushik94/sympy,AkademieOlympia/sympy,yashsharan/sympy,jbbskinny/sympy,kaichogami/sympy,sahmed95/sympy,wyom/sympy,kaichogami/sympy,ahhda/sympy,Curious72/sympy,sampadsaha5/sympy,jerli/sympy,postvakje/sympy,Davidjohnwilson/sympy,Gadal/sympy,postvakje/sympy,garvitr/sympy,oliverlee/sympy,souravsingh/sympy