combinatorics/polyhedron: Made the docstrings a bit more clearer.
combinatorics/polyhedron: Made the docstrings a bit more clearer.

Helped-by: Chris Smith <b274abc493535ae88cb3a0742f63e38c9241d67c@gmail.com>
Signed-off-by: Saptarshi Mandal <13ec3c7bab52575f3a0cda6406c76269cc13b041@gmail.com>

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