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. |
Grants: | Ministerio de Economía y Competitividad MTM2008-03437 Ministerio de Economía y Competitividad MTM2013-40998-P Agència de Gestió d'Ajuts Universitaris i de Recerca 2014/SGR-568 European Commission 316338 European Commission 318999 |
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. |
Rights: | Tots els drets reservats. |
Language: | Anglès |
Document: | Article ; recerca ; Versió acceptada per publicar |
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 |