Smale, S. On the Morse index theorem. (English) Zbl 0166.36102 J. Math. Mech. 14, 1049-1055 (1965). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 57 Documents Keywords:partial differential equations PDFBibTeX XMLCite \textit{S. Smale}, J. Math. Mech. 14, 1049--1055 (1965; Zbl 0166.36102)