DOC: clarify docs to explain behavior of newton on arrays (#12146)
DOC: clarify docs to explain behavior of newton on arrays (#12146)

* DOC: clarify docs to explain behavior of newton on arrays

Co-authored-by: Matt Haberland <1f6e3f9dd4f3b851e1c9f994a33220fb712394f1@calpoly.edu>
rgommers/scipy,zerothi/scipy,scipy/scipy,tylerjereddy/scipy,mdhaber/scipy,andyfaff/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,vigna/scipy,ilayn/scipy,WarrenWeckesser/scipy,Stefan-Endres/scipy,scipy/scipy,anntzer/scipy,anntzer/scipy,perimosocordiae/scipy,anntzer/scipy,perimosocordiae/scipy,grlee77/scipy,scipy/scipy,mdhaber/scipy,matthew-brett/scipy,mdhaber/scipy,WarrenWeckesser/scipy,endolith/scipy,Stefan-Endres/scipy,endolith/scipy,andyfaff/scipy,Stefan-Endres/scipy,ilayn/scipy,mdhaber/scipy,tylerjereddy/scipy,zerothi/scipy,scipy/scipy,rgommers/scipy,anntzer/scipy,rgommers/scipy,matthew-brett/scipy,scipy/scipy,endolith/scipy,rgommers/scipy,vigna/scipy,grlee77/scipy,ilayn/scipy,perimosocordiae/scipy,endolith/scipy,vigna/scipy,Stefan-Endres/scipy,grlee77/scipy,endolith/scipy,WarrenWeckesser/scipy,grlee77/scipy,zerothi/scipy,WarrenWeckesser/scipy,andyfaff/scipy,zerothi/scipy,Stefan-Endres/scipy,matthew-brett/scipy,ilayn/scipy,grlee77/scipy,tylerjereddy/scipy,zerothi/scipy,vigna/scipy,anntzer/scipy,andyfaff/scipy,anntzer/scipy,perimosocordiae/scipy,ilayn/scipy,matthew-brett/scipy,ilayn/scipy,WarrenWeckesser/scipy,tylerjereddy/scipy,matthew-brett/scipy,endolith/scipy,Stefan-Endres/scipy,mdhaber/scipy,andyfaff/scipy,zerothi/scipy,scipy/scipy,tylerjereddy/scipy,mdhaber/scipy,rgommers/scipy,andyfaff/scipy,vigna/scipy,perimosocordiae/scipy