Home > Articles > Published articles > Phase portraits of uniform isochronous quartic centers |
Date: | 2015 |
Abstract: | In this paper we classify the global phase portraits in the Poincaré disc of all quartic polynomial differential systems with a uniform isochronous center at the origin such that their nonlinear part is not homogeneous. |
Note: | Agraïments: The first author is supported by a Ciência sem Fronteiras-CNPq grant number 201002/2012-4 ; grant UNAB13-4E-1604, and a CAPES grant 88881. 030454/2013-01do Programa CSF-PVE. |
Note: | Número d'acord de subvenció MINECO/MTM2008-03437 |
Note: | Número d'acord de subvenció MINECO/MTM2013-40998-P |
Note: | Número d'acord de subvenció AGAUR/2014/SGR-568 |
Note: | Número d'acord de subvenció EC/FP7/2012/316338 |
Note: | Número d'acord de subvenció EC/FP7/2012/318999 |
Rights: | Tots els drets reservats. |
Language: | Anglès |
Document: | article ; recerca ; acceptedVersion |
Subject: | Phase portrait ; Polynomial vector field ; Uniform isochronous center |
Published in: | Journal of computational and applied mathematics, Vol. 287 (2015) , p. 98-114, ISSN 0377-0427 |
Postprint 23 p, 433.4 KB |