Complex length and persistence of limit cycles in a neighborhood of a hyperbolic polycycle

Yu. Ilyashenko<sup>abcd

a</sup> Cornell University, Ithaca, NY 14853, USA
^b Moscow State and Independent Universities
^c Steklov Mathematical Institute
^d National Research University Higher School of Economics, 119002 Moscow, Russia

MSC: 37F75

Язык публикации: английский

DOI: 10.5565/PUBLMAT_Extra14_15

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