Fix docs of the minimize function
Fix docs of the minimize function

To avoid confusion when using with objective functions of more than one variable.

gertingold/scipy,pizzathief/scipy,person142/scipy,vigna/scipy,scipy/scipy,scipy/scipy,lhilt/scipy,gertingold/scipy,aeklant/scipy,grlee77/scipy,pbrod/scipy,ilayn/scipy,gertingold/scipy,gertingold/scipy,e-q/scipy,anntzer/scipy,jor-/scipy,Eric89GXL/scipy,nmayorov/scipy,aarchiba/scipy,befelix/scipy,pizzathief/scipy,Eric89GXL/scipy,aarchiba/scipy,anntzer/scipy,andyfaff/scipy,perimosocordiae/scipy,befelix/scipy,Eric89GXL/scipy,befelix/scipy,tylerjereddy/scipy,andyfaff/scipy,anntzer/scipy,andyfaff/scipy,WarrenWeckesser/scipy,apbard/scipy,befelix/scipy,pbrod/scipy,jamestwebber/scipy,endolith/scipy,mdhaber/scipy,matthew-brett/scipy,scipy/scipy,endolith/scipy,anntzer/scipy,perimosocordiae/scipy,ilayn/scipy,jamestwebber/scipy,lhilt/scipy,pbrod/scipy,Stefan-Endres/scipy,vigna/scipy,tylerjereddy/scipy,gfyoung/scipy,aeklant/scipy,apbard/scipy,scipy/scipy,nmayorov/scipy,tylerjereddy/scipy,perimosocordiae/scipy,rgommers/scipy,aarchiba/scipy,perimosocordiae/scipy,aeklant/scipy,anntzer/scipy,aeklant/scipy,andyfaff/scipy,rgommers/scipy,WarrenWeckesser/scipy,gertingold/scipy,befelix/scipy,endolith/scipy,grlee77/scipy,andyfaff/scipy,person142/scipy,lhilt/scipy,arokem/scipy,ilayn/scipy,tylerjereddy/scipy,matthew-brett/scipy,WarrenWeckesser/scipy,Stefan-Endres/scipy,person142/scipy,mdhaber/scipy,pbrod/scipy,arokem/scipy,apbard/scipy,vigna/scipy,nmayorov/scipy,andyfaff/scipy,arokem/scipy,perimosocordiae/scipy,arokem/scipy,Eric89GXL/scipy,e-q/scipy,matthew-brett/scipy,nmayorov/scipy,e-q/scipy,jor-/scipy,ilayn/scipy,vigna/scipy,jor-/scipy,nmayorov/scipy,mdhaber/scipy,aarchiba/scipy,pizzathief/scipy,grlee77/scipy,pbrod/scipy,ilayn/scipy,rgommers/scipy,jamestwebber/scipy,zerothi/scipy,anntzer/scipy,gfyoung/scipy,pizzathief/scipy,apbard/scipy,WarrenWeckesser/scipy,grlee77/scipy,zerothi/scipy,rgommers/scipy,mdhaber/scipy,aeklant/scipy,endolith/scipy,gfyoung/scipy,zerothi/scipy,zerothi/scipy,jamestwebber/scipy,jamestwebber/scipy,endolith/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,WarrenWeckesser/scipy,vigna/scipy,rgommers/scipy,e-q/scipy,person142/scipy,Stefan-Endres/scipy,jor-/scipy,matthew-brett/scipy,mdhaber/scipy,gfyoung/scipy,arokem/scipy,mdhaber/scipy,lhilt/scipy,lhilt/scipy,grlee77/scipy,pbrod/scipy,Stefan-Endres/scipy,scipy/scipy,zerothi/scipy,Eric89GXL/scipy,e-q/scipy,aarchiba/scipy,tylerjereddy/scipy,scipy/scipy,pizzathief/scipy,Eric89GXL/scipy,apbard/scipy,endolith/scipy,person142/scipy,gfyoung/scipy,jor-/scipy,Stefan-Endres/scipy,zerothi/scipy,matthew-brett/scipy,Stefan-Endres/scipy,ilayn/scipy