Periodic solutions to superlinear indefinite planar systems: A topological degree approach

  1. Feltrin, G.
  2. Sampedro, J.C.
  3. Zanolin, F.
Revue:
Journal of Differential Equations

ISSN: 1090-2732 0022-0396

Année de publication: 2023

Volumen: 363

Pages: 546-581

Type: Article

DOI: 10.1016/J.JDE.2023.03.042 GOOGLE SCHOLAR