Make log(1,1) to be undefined
Make log(1,1) to be undefined

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