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Isolated invariant sets and the Morse index. (English) Zbl 0397.34056
Regional Conference Series in Mathematics. No. 38. Providence, R.I.: American Mathematical Society (AMS). 89 p. $ 9.60 (1978).

MSC:
34-02 Research exposition (monographs, survey articles) pertaining to ordinary differential equations
54H20 Topological dynamics (MSC2010)
37J40 Perturbations of finite-dimensional Hamiltonian systems, normal forms, small divisors, KAM theory, Arnol’d diffusion