tweak _exact_float docstring
tweak _exact_float docstring

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