Otro
On the reversible quadratic polynomial vector fields on S-2
Registro en:
Journal of Mathematical Analysis and Applications. San Diego: Academic Press Inc. Elsevier B.V., v. 396, n. 2, p. 455-465, 2012.
0022-247X
10.1016/j.jmaa.2012.06.036
WOS:000315246900005
Autor
Pereira, Weber F.
Pessoa, Claudio
Resumen
We study a class of quadratic reversible polynomial vector fields on 52 with (3, 2)-type reversibility. We classify all isolated singularities and we prove the nonexistence of limit cycles for this class. Our study provides tools to determine the phase portrait for these vector fields. (C) 2012 Elsevier B.V. All rights reserved. Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)