97-159 Cicogna G.
Convergent Normal Forms of Symmetric Dynamical Systems (21K, TeX) Apr 2, 97
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Abstract. It is shown that the presence of Lie-point-symmetries of (non-Hamiltonian) dynamical systems can ensure the convergence of the coordinate transformations which take the dynamical sytem (or vector field) into Poincar\'e-Dulac normal form.

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