Updated classify_diop() and diop_solve()
Updated classify_diop() and diop_solve()

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