Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
9501646 | Journal of Differential Equations | 2005 | 27 Pages |
Abstract
We look for periodic solutions of planar systems obtained by adding an asymptotically positively homogeneous nonlinear term to an isochronous hamiltonian system. Precise computations of the topological degree are obtained by elementary phase-plane analysis.
Related Topics
Physical Sciences and Engineering
Mathematics
Analysis
Authors
Christian Fabry, Alessandro Fonda,