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zbMath0989.49024MaRDI QIDQ2717286

Yongxin Li, Jian Xin Zhou

Publication date: 24 September 2001


Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

critical pointsMorse indexsaddle pointsnonlinear elliptic partial differential equation


Mathematics Subject Classification ID

Abstract critical point theory (Morse theory, Lyusternik-Shnirel'man theory, etc.) in infinite-dimensional spaces (58E05) Optimality conditions for problems in abstract spaces (49K27)


Related Items (3)

A Morse index formula for minimax type saddle points by a Ljusternik-Schnirelman minimax algorithm and its application in computation of multiple solutions of semilinear elliptic equation ⋮ Instability analysis of saddle points by a local minimax method ⋮ Estimate of Morse index of cooperative elliptic systems and its application to spatial vector solitons







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