Francoise, Jean-Pierre Singularites de champs isochores. (French) Zbl 0482.58012 Duke Math. J. 47, 465-485 (1980). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 4 Documents MSC: 37J99 Dynamical aspects of finite-dimensional Hamiltonian and Lagrangian systems 58C25 Differentiable maps on manifolds 58K99 Theory of singularities and catastrophe theory 32A05 Power series, series of functions of several complex variables 40A05 Convergence and divergence of series and sequences Keywords:divergence of the Birkoff normal form of an analytic Hamiltonian and an isochoric vector field; small divisors; nilpotent terms in the normal form PDF BibTeX XML Cite \textit{J.-P. Francoise}, Duke Math. J. 47, 465--485 (1980; Zbl 0482.58012) Full Text: DOI OpenURL