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Existence and multiplicity of periodic solutions generated by impulses

Existence and multiplicity of periodic solutions generated by impulses

... Recently, some authors creatively applied the variational method to deal with impulsive problems, see [–]. The variational method is opening a new approach to dealing with discontinuity problems such as ... See full document

12

Nonconstant periodic solutions created by impulses for singular differential equations

Nonconstant periodic solutions created by impulses for singular differential equations

... multiple periodic solutions for second-order perturbed Hamiltonian systems with impulse effects via variational ...new existence result on a weak nonconstant T -periodic solutions ... See full document

11

Variational approach to anti-periodic boundary value problems involving the discrete p-Laplacian

Variational approach to anti-periodic boundary value problems involving the discrete p-Laplacian

... the existence and multiplicity of solutions for nonlinear discrete prob- lems subject to various boundary value conditions have been widely studied by using dif- ferent methods (see, ...the ... See full document

11

Existence and multiplicity of solutions for second-order Hamiltonian systems satisfying generalized periodic boundary value conditions at resonance

Existence and multiplicity of solutions for second-order Hamiltonian systems satisfying generalized periodic boundary value conditions at resonance

... Remark 1.6 For the interval [0, T ] considered in second-order HS satisfying periodic boundary value conditions, if T = 1, then Corollary 1.5 reduces to Theorem 3.2 in [17]. By Remark 1.4 and Remark 3.2 in [17] we ... See full document

29

Existence and multiplicity of positive periodic solutions of ratio-dependent food chain model

Existence and multiplicity of positive periodic solutions of ratio-dependent food chain model

... the existence and multiplicity of periodic solutions of a ratio-dependent food chain model with exploited ...the existence and multiplicity of periodic ... See full document

22

Multiple Periodic Solutions for Some Classes of First Order Hamiltonian Systems

Multiple Periodic Solutions for Some Classes of First Order Hamiltonian Systems

... the existence of periodic solutions for (࣢), we refer the readers to [1-5] and the references ...the multiplicity of periodic solutions for (࣢) (see ...is periodic in x 1 ... See full document

8

Existence and Uniqueness of Positive (Almost) Periodic Solutions for a Neutral Multi Species Logarithmic Population Model with Multiple Delays and Impulses

Existence and Uniqueness of Positive (Almost) Periodic Solutions for a Neutral Multi Species Logarithmic Population Model with Multiple Delays and Impulses

... He had established a set of easily applicable criteria for the existence of positive periodic solution of system (1.1) by applying the continuation theorem of the coinci- dence degree theory which proposed ... See full document

16

Positive solutions of periodic boundary value problems for the second-order differential equation with a parameter

Positive solutions of periodic boundary value problems for the second-order differential equation with a parameter

... the existence of solutions for differential equations has been widely stud- ied by many scholars in the mathematical sense (see [–] and the references ...the existence and multiplicity of ... See full document

11

Periodic solutions for a class of nonautomous second order systems

Periodic solutions for a class of nonautomous second order systems

... With periodic potentials, that is, (2) holding with r=N, the existence and multiplicity theorems are obtained for the nonautonomous second-order system (1) in [1] and [2] ...partially periodic ... See full document

10

Existence of positive periodic solution of a periodic cooperative
model with delays and impulses

Existence of positive periodic solution of a periodic cooperative model with delays and impulses

... The organization of this paper is as follows. In Section 2, we introduce some nota- tions and definitions, and state some preliminary results needed in later sections. We then study, in Section 3, the existence of ... See full document

16

Existence of Solutions to Anti Periodic Boundary Value Problem for Nonlinear Fractional Differential Equations with Impulses

Existence of Solutions to Anti Periodic Boundary Value Problem for Nonlinear Fractional Differential Equations with Impulses

... the existence of solutions to antiperiodic boundary value problem for nonlinear impulsive fractional differential ...some existence results of solutions are ... See full document

17

Existence and multiplicity of solutions for fractional Hamiltonian systems

Existence and multiplicity of solutions for fractional Hamiltonian systems

... the existence of homoclinic solutions of Hamiltonian systems ...this existence, one can infer the existence of chaos nearby or the bifurcation behavior of periodic ...the ... See full document

17

Existence and multiplicity of weak quasi periodic solutions for second order Hamiltonian system

Existence and multiplicity of weak quasi periodic solutions for second order Hamiltonian system

... Remark . In [], it is remarkable that we did not require the condition (.). However, the condition (.) is necessary when we prove that the critical points of variational func- tional coincide with the ... See full document

19

Existence and n-multiplicity of positive periodic solutions for impulsive functional differential equations with two parameters

Existence and n-multiplicity of positive periodic solutions for impulsive functional differential equations with two parameters

... positive periodic solutions for impulsive functional differential equations has attracted considerable attention, and research results emerge continuously; see ... See full document

10

Existence and multiplicity of periodic solutions for some second order Hamiltonian systems

Existence and multiplicity of periodic solutions for some second order Hamiltonian systems

... new existence and multiplicity theorems are obtained by using the least action principle, and the minimax method in critical point theory, which unify and generalize some of the recent corresponding results ... See full document

13

Existence and multiplicity of periodic solutions for nonautonomous second order Hamiltonian systems

Existence and multiplicity of periodic solutions for nonautonomous second order Hamiltonian systems

... Using the least action principle, the existence of periodic solutions for some nonautonomous second order Hamiltonian systems is obtained.. Using minimax methods, the multiplicity of per[r] ... See full document

10

26. Positive solutions for a periodic boundary value problem
without assumptions of monotonicity and convexity

26. Positive solutions for a periodic boundary value problem without assumptions of monotonicity and convexity

... positive solutions for diverse nonlinear ordinary differential equation, difference equation, and functional differential equation boundary value problems, see [1], [2], and the references ...Recently, ... See full document

8

Periodic Solutions of Cohen Grossberg Type BAM Neural Networks with Time Varying Delays

Periodic Solutions of Cohen Grossberg Type BAM Neural Networks with Time Varying Delays

... and Existence of Periodic Solutions for Non- Autonomous Hybrid BAM Neural Networks with Dis- tributed Delays and Impulses,” Computers & Mathemat- ics with Applications, ... See full document

5

Existence and multiplicity of solutions for a class of superlinear-Laplacian equations

Existence and multiplicity of solutions for a class of superlinear-Laplacian equations

... Remark 1.8. Liu and Li in [9] has got infinitely many solutions of problem (1.1) by the fountain theorem. But in their discussion, they supposed that f (x, t) is odd with respect to t. In our discussion, we do not ... See full document

12

Unilateral global interval bifurcation theorem for periodic p-Laplacian and its applications

Unilateral global interval bifurcation theorem for periodic p-Laplacian and its applications

... In the case of α = β =  and p = , Ma et al. [] considered problem (.) on determining the interval of r by the bifurcation theory of Rabinowitz [] and Kielhöfer [], in which there exist positive solutions ... See full document

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