Conditions for a centre in a simple class of cubic systems
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Publication:1386252
zbMath0894.34022MaRDI QIDQ1386252
Publication date: 17 May 1998
Published in: Differential and Integral Equations (Search for Journal in Brave)
Periodic solutions to ordinary differential equations (34C25) Topological structure of integral curves, singular points, limit cycles of ordinary differential equations (34C05) Research exposition (monographs, survey articles) pertaining to ordinary differential equations (34-02)
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