A test was added for a .coeff() of a multivariate polynomial.
A test was added for a .coeff() of a multivariate polynomial.

jamesblunt/sympy,sunny94/temp,cswiercz/sympy,Designist/sympy,garvitr/sympy,iamutkarshtiwari/sympy,asm666/sympy,kaushik94/sympy,sampadsaha5/sympy,jbbskinny/sympy,MridulS/sympy,madan96/sympy,lidavidm/sympy,atsao72/sympy,skidzo/sympy,garvitr/sympy,sunny94/temp,debugger22/sympy,jerli/sympy,postvakje/sympy,hazelnusse/sympy-old,jamesblunt/sympy,saurabhjn76/sympy,pandeyadarsh/sympy,oliverlee/sympy,maniteja123/sympy,Arafatk/sympy,kmacinnis/sympy,wyom/sympy,grevutiu-gabriel/sympy,cswiercz/sympy,Vishluck/sympy,sunny94/temp,mafiya69/sympy,beni55/sympy,kaichogami/sympy,fperez/sympy,shikil/sympy,postvakje/sympy,jbaayen/sympy,atsao72/sympy,shipci/sympy,MridulS/sympy,Davidjohnwilson/sympy,sampadsaha5/sympy,AkademieOlympia/sympy,wanglongqi/sympy,grevutiu-gabriel/sympy,Sumith1896/sympy,Titan-C/sympy,bukzor/sympy,liangjiaxing/sympy,beni55/sympy,cswiercz/sympy,kmacinnis/sympy,Mitchkoens/sympy,skidzo/sympy,jbbskinny/sympy,souravsingh/sympy,pandeyadarsh/sympy,Curious72/sympy,AkademieOlympia/sympy,MechCoder/sympy,meghana1995/sympy,ga7g08/sympy,yashsharan/sympy,hazelnusse/sympy-old,dqnykamp/sympy,skidzo/sympy,mattpap/sympy-polys,yashsharan/sympy,kevalds51/sympy,Curious72/sympy,Gadal/sympy,maniteja123/sympy,kumarkrishna/sympy,asm666/sympy,hargup/sympy,farhaanbukhsh/sympy,asm666/sympy,Arafatk/sympy,vipulroxx/sympy,lindsayad/sympy,lindsayad/sympy,vipulroxx/sympy,saurabhjn76/sympy,rahuldan/sympy,VaibhavAgarwalVA/sympy,ChristinaZografou/sympy,Vishluck/sympy,ahhda/sympy,drufat/sympy,drufat/sympy,Shaswat27/sympy,aktech/sympy,bukzor/sympy,sahilshekhawat/sympy,aktech/sympy,sahmed95/sympy,wyom/sympy,kumarkrishna/sympy,yukoba/sympy,chaffra/sympy,abloomston/sympy,VaibhavAgarwalVA/sympy,Shaswat27/sympy,mcdaniel67/sympy,rahuldan/sympy,shipci/sympy,chaffra/sympy,debugger22/sympy,shipci/sympy,Sumith1896/sympy,oliverlee/sympy,AunShiLord/sympy,cccfran/sympy,Titan-C/sympy,farhaanbukhsh/sympy,sahilshekhawat/sympy,hrashk/sympy,atreyv/sympy,yukoba/sympy,kaichogami/sympy,kmacinnis/sympy,wanglongqi/sympy,dqnykamp/sympy,Davidjohnwilson/sympy,ga7g08/sympy,lindsayad/sympy,postvakje/sympy,sahilshekhawat/sympy,mafiya69/sympy,meghana1995/sympy,dqnykamp/sympy,diofant/diofant,kumarkrishna/sympy,hargup/sympy,cccfran/sympy,moble/sympy,abloomston/sympy,abhiii5459/sympy,pbrady/sympy,emon10005/sympy,emon10005/sympy,lidavidm/sympy,moble/sympy,ga7g08/sympy,Arafatk/sympy,tovrstra/sympy,amitjamadagni/sympy,rahuldan/sympy,saurabhjn76/sympy,Mitchkoens/sympy,wyom/sympy,hrashk/sympy,chaffra/sympy,jerli/sympy,srjoglekar246/sympy,AkademieOlympia/sympy,beni55/sympy,VaibhavAgarwalVA/sympy,atsao72/sympy,jaimahajan1997/sympy,ahhda/sympy,hargup/sympy,Davidjohnwilson/sympy,moble/sympy,Gadal/sympy,jaimahajan1997/sympy,liangjiaxing/sympy,pbrady/sympy,abloomston/sympy,sahmed95/sympy,kaushik94/sympy,mcdaniel67/sympy,AunShiLord/sympy,madan96/sympy,MechCoder/sympy,maniteja123/sympy,KevinGoodsell/sympy,meghana1995/sympy,toolforger/sympy,ryanGT/sympy,aktech/sympy,Mitchkoens/sympy,toolforger/sympy,abhiii5459/sympy,ahhda/sympy,grevutiu-gabriel/sympy,jbbskinny/sympy,kevalds51/sympy,amitjamadagni/sympy,souravsingh/sympy,sampadsaha5/sympy,ChristinaZografou/sympy,yukoba/sympy,Titan-C/sympy,pernici/sympy,liangjiaxing/sympy,garvitr/sympy,AunShiLord/sympy,atreyv/sympy,Shaswat27/sympy,jaimahajan1997/sympy,sahmed95/sympy,iamutkarshtiwari/sympy,pbrady/sympy,Designist/sympy,iamutkarshtiwari/sympy,hrashk/sympy,mcdaniel67/sympy,Curious72/sympy,yashsharan/sympy,oliverlee/sympy,skirpichev/omg,mafiya69/sympy,minrk/sympy,lidavidm/sympy,MechCoder/sympy,toolforger/sympy,Vishluck/sympy,kaichogami/sympy,debugger22/sympy,Gadal/sympy,bukzor/sympy,jamesblunt/sympy,kevalds51/sympy,shikil/sympy,madan96/sympy,drufat/sympy,ChristinaZografou/sympy,farhaanbukhsh/sympy,kaushik94/sympy,emon10005/sympy,flacjacket/sympy,jerli/sympy,Sumith1896/sympy,abhiii5459/sympy,vipulroxx/sympy,Designist/sympy,souravsingh/sympy,pandeyadarsh/sympy,minrk/sympy,wanglongqi/sympy,MridulS/sympy,cccfran/sympy,atreyv/sympy,shikil/sympy