Chapter 4 A Unified Proof of the Weak Hilbert’s 16th Problem for n=2

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发表日期：

2024年

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Colin Christopher,
Chengzhi Li,
Joan Torregrosa

摘要

Any cubic generic Hamiltonian with at least one period annulus contained in its level curves, as we have explained in Subsection 1.2.1, can be transformed into the normal form