On the Periodic Orbits of Four-Particle Time-Dependent FPU Chains

We study the existence of the periodic orbits for four-particle time-dependent FPU chains. To begin with, taking an orthogonal transformation and dropping two variables, we put the system into a lower dimensional system. In this case, the unperturbed system has the linear spectra 2 and 2, which are...

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Main Authors: Hongwu Tang, Mingyan Xing, Qihuai Liu, Guirong Jiang
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Advances in Mathematical Physics
Online Access:http://dx.doi.org/10.1155/2018/4526917
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author Hongwu Tang
Mingyan Xing
Qihuai Liu
Guirong Jiang
author_facet Hongwu Tang
Mingyan Xing
Qihuai Liu
Guirong Jiang
author_sort Hongwu Tang
collection DOAJ
description We study the existence of the periodic orbits for four-particle time-dependent FPU chains. To begin with, taking an orthogonal transformation and dropping two variables, we put the system into a lower dimensional system. In this case, the unperturbed system has the linear spectra 2 and 2, which are rational independent. Therefore, the classical averaging theory cannot be applied directly, and the existence and multiplicity of periodic orbits for four-particle FPU chains is proved by using a new result from averaging theory by Buică, Francoise, and Llibre.
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series Advances in Mathematical Physics
spelling doaj-art-d361a4ec935a4e86b53a30bd0bde62ed2025-02-03T05:54:24ZengWileyAdvances in Mathematical Physics1687-91201687-91392018-01-01201810.1155/2018/45269174526917On the Periodic Orbits of Four-Particle Time-Dependent FPU ChainsHongwu Tang0Mingyan Xing1Qihuai Liu2Guirong Jiang3School of Mathematics and Statistics, Central South University, Changsha 410083, ChinaSchool of Mathematics and Computing Sciences, Guangxi Colleges and Universities Key Laboratory of Data Analysis and Computation, Guilin University of Electronic Technology, Guilin 541002, ChinaSchool of Mathematics and Computing Sciences, Guangxi Colleges and Universities Key Laboratory of Data Analysis and Computation, Guilin University of Electronic Technology, Guilin 541002, ChinaSchool of Mathematics and Computing Sciences, Guangxi Colleges and Universities Key Laboratory of Data Analysis and Computation, Guilin University of Electronic Technology, Guilin 541002, ChinaWe study the existence of the periodic orbits for four-particle time-dependent FPU chains. To begin with, taking an orthogonal transformation and dropping two variables, we put the system into a lower dimensional system. In this case, the unperturbed system has the linear spectra 2 and 2, which are rational independent. Therefore, the classical averaging theory cannot be applied directly, and the existence and multiplicity of periodic orbits for four-particle FPU chains is proved by using a new result from averaging theory by Buică, Francoise, and Llibre.http://dx.doi.org/10.1155/2018/4526917
spellingShingle Hongwu Tang
Mingyan Xing
Qihuai Liu
Guirong Jiang
On the Periodic Orbits of Four-Particle Time-Dependent FPU Chains
Advances in Mathematical Physics
title On the Periodic Orbits of Four-Particle Time-Dependent FPU Chains
title_full On the Periodic Orbits of Four-Particle Time-Dependent FPU Chains
title_fullStr On the Periodic Orbits of Four-Particle Time-Dependent FPU Chains
title_full_unstemmed On the Periodic Orbits of Four-Particle Time-Dependent FPU Chains
title_short On the Periodic Orbits of Four-Particle Time-Dependent FPU Chains
title_sort on the periodic orbits of four particle time dependent fpu chains
url http://dx.doi.org/10.1155/2018/4526917
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AT mingyanxing ontheperiodicorbitsoffourparticletimedependentfpuchains
AT qihuailiu ontheperiodicorbitsoffourparticletimedependentfpuchains
AT guirongjiang ontheperiodicorbitsoffourparticletimedependentfpuchains