|
Periodic solutions with a prescribed period for a class of Lagrangian systems |
A. Capozzi, D. Fortunato, A. Salvatore |
|
Simple methods for Hopf-type bifurcations in differential equations of order larger than one |
G. Cicogna |
|
Periodic solutions of convex Hamiltonian systems |
I. Ekeland |
|
Some results on solutions of minimal period to Hamiltonian systems |
M. Girardi, M. Matzeu |
|
Remarks on periodic solutions of second order Hamiltonian systems in a[n] unbounded potential well |
C. Greco |
|
On the existence of periodic solutions for a three dimensional differential system |
C. Maffei |
|
Alcuni risultati di stabilità per equazioni differenziali astratte del secondo ordine |
P. Marcati |
|
Bifurcation and stability for periodic mechanical systems |
V. Moauro |
|
Hopf bifurcation at 1:1 resonance |
P. Negrini |
|
Sharp non resonance conditions for periodic boundary value problems |
P. Omari, F. Zanolin |
|
Soluzioni periodiche di sistemi hamiltoniani, di tipo fisico, perturbati |
R. Pisani, M. Tucci |
|
Bifurcation and stability problems for periodic differential systems |
L. Salvadori |
|
Periodic solutions with a prescribed period for a class of Lagrangian systems |
A. Capozzi, D. Fortunato, A. Salvatore |
|
Simple methods for Hopf-type bifurcations in differential equations of order larger than one |
G. Cicogna |
|
Periodic solutions of convex Hamiltonian systems |
I. Ekeland |