DOC: linalg: Add examples for solve_banded and solve_triangular
DOC: linalg: Add examples for solve_banded and solve_triangular

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