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A continuum of periodic solutions to the planar four-body problem with various choices of masses
periodic solutions planar four-body problem various choices of masses
2015/3/18
A continuum of periodic solutions to the planar four-body problem with various choices of masses.
Dichotomy and periodic solutions of a kind of integro-differential equations
Periodic solution (h, k)-dichotomy integro-differential equations
2010/9/14
In the present paper, we investigate some important properties of (h, k)-dichotomy. rthermore, we study the higher dimensional periodic system
Periodic solutions for a predator-prey system with dispersal and semi-ratio-dependent functional response
functional response periodic solution dispersal coincidence
2010/9/10
By using a continuation theorem of Mawhin’s coincidence degree , studied a periodic predator-prey system with dispersal and semi-ratiofunctional response, sufficient conditions are obtained for the ex...
Existence and Global Attractivity of Periodic Solutions in $n$-Species Food-Chain System with Time Delays
Time delay Periodic solution Global attractivity
2008/7/1
A delayed periodic n-species simple food-chain system with Holling type-II functional response is investigated. By means of Gaines and Mawhin's continuation theorem of coincidence degree theory and by...
Weak Periodic Solutions of Some Quasilinear Parabolic Equations with Data Measures
Quasilinear equations Periodic Parabolic Convex nonlinearities Data measures Nonlinear capacities
2008/6/26
The goal of this paper is to study the existence of weak periodic solutions for some quasilinear parabolic equations with data measures and critical growth nonlinearity with respect to the gradient. T...
Multiplicity of Periodic Solutions of Duffing Equations with Jumping Nonlinearities
periodic solution jumping nonlinearity PS-condition
2007/12/11
We provide sufficient conditions for the existence and multiplicity of subharmonic solutions for Duffing's equations with jumping nonlinearities.
Periodic Solutions of a Delayed Predator-Prey Model with Stage Structure for Prey
Stage structure predator-prey model time delay periodic solution
2007/12/11
A periodic predator-prey model with stage structure forprey and time delays due to negative feedback and gestation ofpredator is proposed. By using Gaines and Mawhin's continuationtheorem of coinciden...
On the Existence of Positive Periodic Solutions for Neutral Functional Differential Equation with Multiple Deviating Arguments
positive periodic solution k-set contraction
2007/12/10
By means of an abstract continuation theory for k-set contraction and continuation theorem of coincidence degree principle, some criteria are established for the existence of positive periodic solutio...
Global Existence of Positive Periodic Solutions for a Distributed Delay Competition Model
global existence positive periodic solution
2007/12/10
By using the continuation theorem of Mawhin's coincidence degree theory, a sufficient condition is derived for the existence of positive periodic solutions for a distributed delay competition model {u...
Periodic Solutions of a Second Order Non-autonomous Differential System
non-autonomous lienard system periodic solution
2007/12/10
This paper gives new sufficient conditions for the existence of periodic solutions of a second order non-autonomous differential system by using Mawhin's coincidence degree theory and Brousk's theorem...