An equivariant setting of the Morse theory. (English) Zbl 0483.57019

Logic and algorithmic, int. Symp., Zürich 1980, Monogr. L’Enseign. Math. 30, 67-74 (1982).


57R70 Critical points and critical submanifolds in differential topology
57S15 Compact Lie groups of differentiable transformations
58E05 Abstract critical point theory (Morse theory, Lyusternik-Shnirel’man theory, etc.) in infinite-dimensional spaces


Zbl 0471.00009