Added test_demidovich to series module.
Added test_demidovich to series module.


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