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RESEARCH ANNOUNCEMENTS Persistent Homoclinic Orbits for a Perturbed Coupled Nonlinear Schr(?)dinger System
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作者 高平 赵怡 《数学进展》 CSCD 北大核心 2002年第6期571-572,共2页
We consider the following perturbed coupled nonlinear Schrodinger system (CNLS)Where qj(j=1,2) is 2π-periodic and even about x,ε denotss a small perturbation paramater0 <ε<<1,αj,βj,γj (j=1, 2), and w ar... We consider the following perturbed coupled nonlinear Schrodinger system (CNLS)Where qj(j=1,2) is 2π-periodic and even about x,ε denotss a small perturbation paramater0 <ε<<1,αj,βj,γj (j=1, 2), and w are positive real constants, D is a bounded dissipatireoperator and is assumed to take the 展开更多
关键词 持久等偏态性轨道 摄动耦合非线性薛定锷系统
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Bifurcation of Degenerate Homoclinic Orbits toSaddle-Center in Reversible Systems 被引量:1
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作者 Xingbo LIU Deming ZHU 《Chinese Annals of Mathematics,Series B》 SCIE CSCD 2008年第6期575-584,共10页
The authors study the bifurcation of homoclinic orbits from a degenerate homoclinic orbit in reversible system. The unperturbed system is assumed to have saddle-center type equilibrium whose stable and unstable manifo... The authors study the bifurcation of homoclinic orbits from a degenerate homoclinic orbit in reversible system. The unperturbed system is assumed to have saddle-center type equilibrium whose stable and unstable manifolds intersect in two-dimensional manifolds. A perturbation technique for the detection of symmetric and nonsymmetric homoctinic orbits near the primary homoclinic orbits is developed. Some known results are extended. 展开更多
关键词 Reversible system Homoclinic orbits Saddle-center BIFURCATION
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