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On the problem of estimation of the number of cycles in two-dimensional quadratic systems from the viewpoint of nonlinear mechanics

Two-dimensional quadratic systems are considered as a Liénard equation with certain special nonlinearities. Theorems on the existence or absence of cycles are given.

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Bibliographic Details
Date:	1998
Main Authors:	Leonov, G. A., Леонов, Г. А.
Format:	Article
Language:	Russian English
Published:	Institute of Mathematics, NAS of Ukraine 1998
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/4971
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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