Title of article
On the nonexistence of rational first integrals for nonlinear systems and semiquasihomogeneous systems ✩
Author/Authors
Shaoyun Shi a، نويسنده , , b، نويسنده ,
Issue Information
دوهفته نامه با شماره پیاپی سال 2007
Pages
10
From page
125
To page
134
Abstract
In this paper we first give a necessary condition for general nonlinear systems to have rational first
integrals. Then by using the so-called Kowalevsky exponents we present a criterion for nonexistence of
rational first integrals for semiquasihomogeneous systems.
© 2007 Elsevier Inc. All rights reserved
Keywords
First integrals , Semiquasihomogeneous systems , Kowalevsky matrix
Journal title
Journal of Mathematical Analysis and Applications
Serial Year
2007
Journal title
Journal of Mathematical Analysis and Applications
Record number
936174
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