Symétrie et forme normale des centres et foyers dégénérés
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Publication:4746850
DOI10.1017/S0143385700001553zbMath0509.34027OpenAlexW2119673826MaRDI QIDQ4746850
Publication date: 1982
Published in: Ergodic Theory and Dynamical Systems (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1017/s0143385700001553
Topological structure of integral curves, singular points, limit cycles of ordinary differential equations (34C05) Transformation and reduction of ordinary differential equations and systems, normal forms (34C20) Nonlinear oscillations and coupled oscillators for ordinary differential equations (34C15)
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