New Applications of a Kind of Infinitesimal-Operator Lie Algebra

Applying some reduced Lie algebras of Lie symmetry operators of a Lie transformation group, we obtain an invariant of a second-order differential equation which can be generated by a Euler-Lagrange formulism. A corresponding discrete equation approximating it is given as well. Finally, we make use o...

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Main Authors: Honwah Tam, Yufeng Zhang, Xiangzhi Zhang
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Advances in Mathematical Physics
Online Access:http://dx.doi.org/10.1155/2016/7639013
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author Honwah Tam
Yufeng Zhang
Xiangzhi Zhang
author_facet Honwah Tam
Yufeng Zhang
Xiangzhi Zhang
author_sort Honwah Tam
collection DOAJ
description Applying some reduced Lie algebras of Lie symmetry operators of a Lie transformation group, we obtain an invariant of a second-order differential equation which can be generated by a Euler-Lagrange formulism. A corresponding discrete equation approximating it is given as well. Finally, we make use of the Lie algebras to generate some new integrable systems including (1+1) and (2+1) dimensions.
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spelling doaj-art-7a1a310caffe491380e80531d3b20bee2025-02-03T00:58:51ZengWileyAdvances in Mathematical Physics1687-91201687-91392016-01-01201610.1155/2016/76390137639013New Applications of a Kind of Infinitesimal-Operator Lie AlgebraHonwah Tam0Yufeng Zhang1Xiangzhi Zhang2Department of Computer Science, Hong Kong Baptist University, Kowloon Tong, Hong KongCollege of Sciences, China University of Mining and Technology, Xuzhou 221116, ChinaCollege of Sciences, China University of Mining and Technology, Xuzhou 221116, ChinaApplying some reduced Lie algebras of Lie symmetry operators of a Lie transformation group, we obtain an invariant of a second-order differential equation which can be generated by a Euler-Lagrange formulism. A corresponding discrete equation approximating it is given as well. Finally, we make use of the Lie algebras to generate some new integrable systems including (1+1) and (2+1) dimensions.http://dx.doi.org/10.1155/2016/7639013
spellingShingle Honwah Tam
Yufeng Zhang
Xiangzhi Zhang
New Applications of a Kind of Infinitesimal-Operator Lie Algebra
Advances in Mathematical Physics
title New Applications of a Kind of Infinitesimal-Operator Lie Algebra
title_full New Applications of a Kind of Infinitesimal-Operator Lie Algebra
title_fullStr New Applications of a Kind of Infinitesimal-Operator Lie Algebra
title_full_unstemmed New Applications of a Kind of Infinitesimal-Operator Lie Algebra
title_short New Applications of a Kind of Infinitesimal-Operator Lie Algebra
title_sort new applications of a kind of infinitesimal operator lie algebra
url http://dx.doi.org/10.1155/2016/7639013
work_keys_str_mv AT honwahtam newapplicationsofakindofinfinitesimaloperatorliealgebra
AT yufengzhang newapplicationsofakindofinfinitesimaloperatorliealgebra
AT xiangzhizhang newapplicationsofakindofinfinitesimaloperatorliealgebra