3 papers
math.CA2013
On the period function of Newtonian systems
A. Raouf Chouikha, Mohsen Timoumi
We study the existence of centers of planar autonomous system of the form We are interested in the period function $…
math.DS2013
Infinitely many homoclinic orbits for a class of superquadratic Hamiltonian systems
Mohsen Timoumi
In this paper, we prove the existence of infinitely many homoclinic orbits for the first order Hamiltonian systems , by the minimax methods in critical p…
math.DS2013
Subharmonic solutions for nonautonomous sublinear first order Hamiltonian systems
A. Raouf Chouikha, Mohsen Timoumi
In this paper, the existence of subharmonic solutions for a class of non-autonomous first-order Hamiltonian systems is investigated. We also study the minimality of periods for suc…