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A comparative study of approximate symmetry and approximate homotopy symmetry to a class of perturbed nonlinear wave equations 期刊论文
NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS, 2011, 卷号: 74, 期号: 13, 页码: 4300-4318
Authors:  Zhang, Zhiyong;  Chen, Yufu
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Approximate symmetry  Optimal system  Reduction  Approximate homotopy symmetry  
Similarity Reductions of Nonisospectral BKP Equation 期刊论文
COMMUNICATIONS IN THEORETICAL PHYSICS, 2009, 卷号: 52, 期号: 4, 页码: 565-571
Authors:  Ye Wang-Chuan;  Li Biao;  Wang Jia
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nonisospectral BKP equation  CK direct method  similarity reductions  
Similarity Reductions of (2+1)-Dimensional Multi-component Broer-Kaup System 期刊论文
COMMUNICATIONS IN THEORETICAL PHYSICS, 2008, 卷号: 50, 期号: 4, 页码: 803-808
Authors:  Dong Zhong-Zhou;  Chen Yong;  Wang Ling
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multi-component Broer-Kaup system  similarity reduction  direct method  
Similarity transformations and exact solutions for a family of higher-dimensional generalized Boussinesq equations 期刊论文
PHYSICS LETTERS A, 2007, 卷号: 361, 期号: 3, 页码: 223-230
Authors:  Yan, Zhenya
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higher-dimensional generalized Boussinesq equation  similarity reductions  solitary wave-like solution  doubly-periodic wave-like solution  
Conditional similarity reductions of the (2+1)-dimensional KdV equation via the extended Lie group approach 期刊论文
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 2004, 卷号: 73, 期号: 6, 页码: 1464-1475
Authors:  Tang, XY;  Qian, XM;  Lin, J;  Lou, SY
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(2+1)-dimensional KdV equation  conditional symmetry  conditional similarity reduction  the extended Lie group approach  
Painleve analysis and similarity solutions to the (2+1)-dimensional nonlinear evolution equation 期刊论文
NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA B-GENERAL PHYSICS RELATIVITY ASTRONOMY AND MATHEMATICAL PHYSICS AND METHODS, 2003, 卷号: 118, 期号: 8, 页码: 819-828
Authors:  Yan, ZY
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