• On quasiperiodic perturbations of elliptic equilibrium points 

    Jorba, Angel; Simó Torres, Carlos (1995)
    Article
    Accés obert
    This work focusses on quasiperiodic time-dependent perturbations of ordinary differential equations near elliptic equilibrium points. This means studying $$ \dot{x}=(A+\varepsilon Q(t,\varepsilon))x+\varepsilon ...