[PDF] Top 20 Multiple periodic solutions for second order Josephson-type differential systems

... of periodic solutions for second order differ- ential systems have been studied extensively, and many solvability conditions have been obtained via variational methods and critical point ... See full document

... positive solutions for problem P with Dirichlet boundary condition and the existence and nonexistence part of the result for problem P with two-point boundary ...following second-order impulsive ... See full document

... a type of the best expressive way of the structure of the solu- tion space for recurrence relations occurring in the study of second-order linear differ- ential ...non-trivial periodic ... See full document

... By using the fixed point theorem of cone expansion and cone compression of norm type, sufficient conditions for the existence of at least two periodic solutions of the equation are obtained. The ... See full document

... approximate solutions of weakly nonlinear ...approximating periodic solutions of second order nonlinear differential systems was letter extended by Popov [4] to damped ... See full document

... of solutions together to obtain a continuous path of solutions, by which we can track along the trajectory to obtain the rotating periodic solutions (specially, quasi-periodic ... See full document

... As is well known, a Hamiltonian system is a system of differential equations which can model the motion of a mechanical system. An important and interesting question is under what conditions the Hamiltonian system can ... See full document

... this type is the model of motion of electro-rheological fluids, which are characterized by their ability to drastically change the mechanical properties under the influence of an exterior electro- magnetic ... See full document

... of periodic solutions to difference sys- tems. When the systems are globally superquadratic or subquadratic, by restricting our discussion to the Nehari manifold, firstly, we study the existence of ... See full document

... almost periodic differential ...both differential and differ­ ence type. The solutions o f these equations are continuous with the continuous dynamical systems ... See full document

... of periodic solutions of delay differential equations; see, for example, ...of periodic solutions for delay differential equations include the dual Lyapunov method, the Fourier analysis method, ... See full document

... for periodic solutions of a differential delay equation to the problem of finding periodic solutions for a related system of ordinary differential ...study periodic ... See full document

... Variational methods are very powerful techniques in nonlinear analysis and are exten- sively used in many disciplines of pure and applied mathematics, including ordinary and partial differential equations, mathematical ... See full document

... of periodic solutions of functional di ff erential equations, one commonly uses methods of fixed point theory, coincidence degree theory, Fourier anal- ysis, and so ...tained multiple periodic ... See full document

... In this paper, the main purpose is to study the multiplicity of periodic solutions for sys- tems (.) via some recent critical point theorems for strongly indefinite functionals. In order to achieve ... See full document

... of periodic solutions for problem ...coercive type potential condition (see []), the convex type potential condition (see []), the periodic type potential conditions (see ... See full document

... that second order singular differential equations describe many problems in the applied sciences, such as the Brillouin focusing system and nonlinear ...of periodic solutions for ... See full document

... In this paper, we study the existence of solutions of periodic boundary value problems for impulsive differential equations depending on a parameter λ . By employing an existing critical point theorem, we ... See full document

... of periodic solutions of difference equations by using critical point theory (see [–]), the ex- istence and multiplicity of periodic solutions for system ...classical ... See full document

... odic solutions of nonlinear high-order differential ...-periodic solutions for the fol- lowing fourth-order nonlinear differential ... See full document