make derivative() docstring (hopefully) less confusing
make derivative() docstring (hopefully) less confusing

Dapid/scipy,sonnyhu/scipy,vberaudi/scipy,Newman101/scipy,lukauskas/scipy,newemailjdm/scipy,argriffing/scipy,zerothi/scipy,person142/scipy,gertingold/scipy,Eric89GXL/scipy,dominicelse/scipy,dominicelse/scipy,rmcgibbo/scipy,jor-/scipy,sargas/scipy,rgommers/scipy,larsmans/scipy,ChanderG/scipy,Newman101/scipy,Newman101/scipy,njwilson23/scipy,mikebenfield/scipy,fredrikw/scipy,Eric89GXL/scipy,nvoron23/scipy,mdhaber/scipy,teoliphant/scipy,ales-erjavec/scipy,gef756/scipy,jakevdp/scipy,jseabold/scipy,newemailjdm/scipy,pbrod/scipy,sauliusl/scipy,scipy/scipy,Dapid/scipy,arokem/scipy,anielsen001/scipy,vhaasteren/scipy,pizzathief/scipy,behzadnouri/scipy,lukauskas/scipy,dch312/scipy,jseabold/scipy,vberaudi/scipy,pschella/scipy,WarrenWeckesser/scipy,endolith/scipy,mingwpy/scipy,perimosocordiae/scipy,Kamp9/scipy,anielsen001/scipy,grlee77/scipy,argriffing/scipy,mgaitan/scipy,sriki18/scipy,bkendzior/scipy,haudren/scipy,njwilson23/scipy,ales-erjavec/scipy,pbrod/scipy,Kamp9/scipy,mdhaber/scipy,ChanderG/scipy,pbrod/scipy,pschella/scipy,kleskjr/scipy,josephcslater/scipy,surhudm/scipy,pschella/scipy,e-q/scipy,Kamp9/scipy,apbard/scipy,chatcannon/scipy,anntzer/scipy,futurulus/scipy,mtrbean/scipy,pnedunuri/scipy,matthewalbani/scipy,ChanderG/scipy,mgaitan/scipy,josephcslater/scipy,jamestwebber/scipy,Shaswat27/scipy,raoulbq/scipy,lukauskas/scipy,witcxc/scipy,anntzer/scipy,zaxliu/scipy,zxsted/scipy,futurulus/scipy,josephcslater/scipy,juliantaylor/scipy,Srisai85/scipy,sriki18/scipy,matthewalbani/scipy,gef756/scipy,aarchiba/scipy,Kamp9/scipy,jjhelmus/scipy,nvoron23/scipy,lukauskas/scipy,Newman101/scipy,ogrisel/scipy,mortada/scipy,mhogg/scipy,hainm/scipy,felipebetancur/scipy,fernand/scipy,aarchiba/scipy,trankmichael/scipy,nmayorov/scipy,giorgiop/scipy,chatcannon/scipy,ales-erjavec/scipy,sauliusl/scipy,kleskjr/scipy,witcxc/scipy,witcxc/scipy,ortylp/scipy,nonhermitian/scipy,hainm/scipy,mortada/scipy,andyfaff/scipy,mtrbean/scipy,scipy/scipy,pyramania/scipy,maniteja123/scipy,mortonjt/scipy,jamestwebber/scipy,njwilson23/scipy,njwilson23/scipy,befelix/scipy,Kamp9/scipy,andim/scipy,futurulus/scipy,josephcslater/scipy,endolith/scipy,aman-iitj/scipy,richardotis/scipy,andim/scipy,larsmans/scipy,ogrisel/scipy,niknow/scipy,jamestwebber/scipy,Dapid/scipy,tylerjereddy/scipy,larsmans/scipy,trankmichael/scipy,zxsted/scipy,maniteja123/scipy,e-q/scipy,dch312/scipy,Newman101/scipy,person142/scipy,endolith/scipy,vigna/scipy,gfyoung/scipy,arokem/scipy,andyfaff/scipy,mingwpy/scipy,mhogg/scipy,mgaitan/scipy,mortonjt/scipy,WillieMaddox/scipy,kalvdans/scipy,aeklant/scipy,jakevdp/scipy,nmayorov/scipy,zaxliu/scipy,dominicelse/scipy,trankmichael/scipy,dominicelse/scipy,endolith/scipy,gef756/scipy,jjhelmus/scipy,vberaudi/scipy,Srisai85/scipy,jseabold/scipy,piyush0609/scipy,sriki18/scipy,jonycgn/scipy,rgommers/scipy,gertingold/scipy,jjhelmus/scipy,befelix/scipy,WillieMaddox/scipy,nvoron23/scipy,ilayn/scipy,scipy/scipy,newemailjdm/scipy,jsilter/scipy,felipebetancur/scipy,ales-erjavec/scipy,dch312/scipy,maniteja123/scipy,vhaasteren/scipy,jseabold/scipy,mikebenfield/scipy,kalvdans/scipy,aman-iitj/scipy,befelix/scipy,maniteja123/scipy,mdhaber/scipy,WillieMaddox/scipy,argriffing/scipy,vhaasteren/scipy,grlee77/scipy,Eric89GXL/scipy,minhlongdo/scipy,petebachant/scipy,Shaswat27/scipy,sonnyhu/scipy,lukauskas/scipy,Srisai85/scipy,futurulus/scipy,cpaulik/scipy,andyfaff/scipy,Stefan-Endres/scipy,zaxliu/scipy,mtrbean/scipy,ndchorley/scipy,mortonjt/scipy,FRidh/scipy,gfyoung/scipy,vberaudi/scipy,WarrenWeckesser/scipy,andim/scipy,ndchorley/scipy,Eric89GXL/scipy,jseabold/scipy,piyush0609/scipy,FRidh/scipy,pyramania/scipy,maciejkula/scipy,petebachant/scipy,teoliphant/scipy,pschella/scipy,gertingold/scipy,jor-/scipy,jonycgn/scipy,Gillu13/scipy,minhlongdo/scipy,minhlongdo/scipy,Newman101/scipy,mortonjt/scipy,grlee77/scipy,sriki18/scipy,mingwpy/scipy,Kamp9/scipy,jamestwebber/scipy,andim/scipy,argriffing/scipy,Stefan-Endres/scipy,mtrbean/scipy,gertingold/scipy,aman-iitj/scipy,haudren/scipy,jonycgn/scipy,pbrod/scipy,mhogg/scipy,lukauskas/scipy,ilayn/scipy,nvoron23/scipy,raoulbq/scipy,sauliusl/scipy,efiring/scipy,Shaswat27/scipy,teoliphant/scipy,Stefan-Endres/scipy,jor-/scipy,arokem/scipy,mortonjt/scipy,ortylp/scipy,vigna/scipy,aeklant/scipy,cpaulik/scipy,perimosocordiae/scipy,mdhaber/scipy,sauliusl/scipy,cpaulik/scipy,gfyoung/scipy,niknow/scipy,anielsen001/scipy,Gillu13/scipy,sonnyhu/scipy,zerothi/scipy,lhilt/scipy,rmcgibbo/scipy,zaxliu/scipy,mhogg/scipy,raoulbq/scipy,pnedunuri/scipy,sonnyhu/scipy,gdooper/scipy,surhudm/scipy,kleskjr/scipy,Stefan-Endres/scipy,apbard/scipy,maciejkula/scipy,e-q/scipy,efiring/scipy,witcxc/scipy,zaxliu/scipy,WillieMaddox/scipy,ChanderG/scipy,niknow/scipy,juliantaylor/scipy,grlee77/scipy,petebachant/scipy,ogrisel/scipy,WarrenWeckesser/scipy,chatcannon/scipy,minhlongdo/scipy,endolith/scipy,mtrbean/scipy,richardotis/scipy,zxsted/scipy,giorgiop/scipy,jakevdp/scipy,bkendzior/scipy,petebachant/scipy,vanpact/scipy,pizzathief/scipy,zerothi/scipy,aeklant/scipy,surhudm/scipy,raoulbq/scipy,tylerjereddy/scipy,jjhelmus/scipy,haudren/scipy,scipy/scipy,woodscn/scipy,richardotis/scipy,ales-erjavec/scipy,nonhermitian/scipy,andim/scipy,jonycgn/scipy,perimosocordiae/scipy,nmayorov/scipy,jor-/scipy,matthew-brett/scipy,felipebetancur/scipy,ortylp/scipy,lhilt/scipy,person142/scipy,pbrod/scipy,minhlongdo/scipy,FRidh/scipy,gef756/scipy,rgommers/scipy,larsmans/scipy,jsilter/scipy,njwilson23/scipy,nmayorov/scipy,woodscn/scipy,andyfaff/scipy,vberaudi/scipy,Srisai85/scipy,nvoron23/scipy,surhudm/scipy,jsilter/scipy,tylerjereddy/scipy,behzadnouri/scipy,petebachant/scipy,apbard/scipy,dch312/scipy,mingwpy/scipy,Shaswat27/scipy,teoliphant/scipy,sargas/scipy,ales-erjavec/scipy,ndchorley/scipy,cpaulik/scipy,perimosocordiae/scipy,pyramania/scipy,sauliusl/scipy,nvoron23/scipy,vanpact/scipy,vhaasteren/scipy,vhaasteren/scipy,rmcgibbo/scipy,pyramania/scipy,Srisai85/scipy,mdhaber/scipy,chatcannon/scipy,rgommers/scipy,mgaitan/scipy,mortada/scipy,efiring/scipy,pschella/scipy,sauliusl/scipy,teoliphant/scipy,matthew-brett/scipy,ndchorley/scipy,Gillu13/scipy,petebachant/scipy,scipy/scipy,ilayn/scipy,zerothi/scipy,aarchiba/scipy,andim/scipy,mingwpy/scipy,jonycgn/scipy,zerothi/scipy,kalvdans/scipy,Shaswat27/scipy,gfyoung/scipy,mhogg/scipy,fernand/scipy,WarrenWeckesser/scipy,piyush0609/scipy,haudren/scipy,sargas/scipy,WarrenWeckesser/scipy,maciejkula/scipy,scipy/scipy,Gillu13/scipy,lhilt/scipy,pizzathief/scipy,bkendzior/scipy,aarchiba/scipy,trankmichael/scipy,FRidh/scipy,sonnyhu/scipy,richardotis/scipy,andyfaff/scipy,behzadnouri/scipy,anntzer/scipy,vanpact/scipy,ogrisel/scipy,behzadnouri/scipy,mingwpy/scipy,bkendzior/scipy,arokem/scipy,mdhaber/scipy,ilayn/scipy,matthewalbani/scipy,perimosocordiae/scipy,ChanderG/scipy,newemailjdm/scipy,larsmans/scipy,mikebenfield/scipy,Dapid/scipy,trankmichael/scipy,pyramania/scipy,niknow/scipy,matthewalbani/scipy,Shaswat27/scipy,anntzer/scipy,sonnyhu/scipy,giorgiop/scipy,gef756/scipy,ortylp/scipy,kalvdans/scipy,ChanderG/scipy,jor-/scipy,arokem/scipy,pbrod/scipy,woodscn/scipy,vanpact/scipy,ortylp/scipy,kleskjr/scipy,mortonjt/scipy,aeklant/scipy,jsilter/scipy,vigna/scipy,matthew-brett/scipy,sriki18/scipy,nonhermitian/scipy,fredrikw/scipy,juliantaylor/scipy,apbard/scipy,maciejkula/scipy,ortylp/scipy,fredrikw/scipy,gdooper/scipy,chatcannon/scipy,jakevdp/scipy,mgaitan/scipy,pizzathief/scipy,jakevdp/scipy,aman-iitj/scipy,piyush0609/scipy,woodscn/scipy,mgaitan/scipy,lhilt/scipy,gertingold/scipy,gfyoung/scipy,Srisai85/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,fernand/scipy,maciejkula/scipy,nmayorov/scipy,anielsen001/scipy,zaxliu/scipy,trankmichael/scipy,surhudm/scipy,surhudm/scipy,haudren/scipy,anntzer/scipy,mikebenfield/scipy,jsilter/scipy,Eric89GXL/scipy,fernand/scipy,richardotis/scipy,piyush0609/scipy,zerothi/scipy,juliantaylor/scipy,maniteja123/scipy,gdooper/scipy,hainm/scipy,mtrbean/scipy,FRidh/scipy,apbard/scipy,anielsen001/scipy,zxsted/scipy,cpaulik/scipy,grlee77/scipy,mikebenfield/scipy,rmcgibbo/scipy,giorgiop/scipy,anntzer/scipy,josephcslater/scipy,fernand/scipy,gdooper/scipy,andyfaff/scipy,gdooper/scipy,FRidh/scipy,vanpact/scipy,Gillu13/scipy,jamestwebber/scipy,hainm/scipy,behzadnouri/scipy,ogrisel/scipy,jonycgn/scipy,felipebetancur/scipy,sargas/scipy,e-q/scipy,rmcgibbo/scipy,aman-iitj/scipy,nonhermitian/scipy,matthew-brett/scipy,hainm/scipy,vberaudi/scipy,giorgiop/scipy,njwilson23/scipy,person142/scipy,fernand/scipy,ilayn/scipy,woodscn/scipy,rgommers/scipy,felipebetancur/scipy,juliantaylor/scipy,bkendzior/scipy,chatcannon/scipy,aeklant/scipy,mhogg/scipy,pnedunuri/scipy,zxsted/scipy,dch312/scipy,felipebetancur/scipy,mortada/scipy,WillieMaddox/scipy,matthewalbani/scipy,vigna/scipy,jseabold/scipy,kalvdans/scipy,witcxc/scipy,behzadnouri/scipy,raoulbq/scipy,piyush0609/scipy,minhlongdo/scipy,cpaulik/scipy,mortada/scipy,woodscn/scipy,anielsen001/scipy,Dapid/scipy,nonhermitian/scipy,kleskjr/scipy,maniteja123/scipy,pnedunuri/scipy,ndchorley/scipy,e-q/scipy,newemailjdm/scipy,zxsted/scipy,lhilt/scipy,vigna/scipy,larsmans/scipy,newemailjdm/scipy,sriki18/scipy,jjhelmus/scipy,argriffing/scipy,WillieMaddox/scipy,Eric89GXL/scipy,Dapid/scipy,aarchiba/scipy,dominicelse/scipy,haudren/scipy,richardotis/scipy,gef756/scipy,futurulus/scipy,giorgiop/scipy,pizzathief/scipy,mortada/scipy,argriffing/scipy,kleskjr/scipy,efiring/scipy,efiring/scipy,rmcgibbo/scipy,futurulus/scipy,raoulbq/scipy,niknow/scipy,befelix/scipy,endolith/scipy,tylerjereddy/scipy,fredrikw/scipy,efiring/scipy,ilayn/scipy,WarrenWeckesser/scipy,vanpact/scipy,aman-iitj/scipy,Gillu13/scipy,fredrikw/scipy,fredrikw/scipy,sargas/scipy,befelix/scipy,pnedunuri/scipy,hainm/scipy,Stefan-Endres/scipy,matthew-brett/scipy,ndchorley/scipy,vhaasteren/scipy,pnedunuri/scipy,tylerjereddy/scipy,person142/scipy,niknow/scipy