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A Simplified Hirota Method and Its Application
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作者 徐桂琼 张善卿 李志斌 《Journal of Shanghai University(English Edition)》 CAS 2003年第2期143-147,共5页
By means of the homogeneous balance principle, a nonlinear transformation to the well known breaking soliton equation with physical interest was given. The original equation was turned into a homogeneity differential... By means of the homogeneous balance principle, a nonlinear transformation to the well known breaking soliton equation with physical interest was given. The original equation was turned into a homogeneity differential equation with this nonlinear transformation. By solving the homogeneity equation via the simplified Hirota method and applying the nonlinear transformation, one soliton, two soliton and three soliton solutions as well as some other types of explicit solutions to the breaking soliton equation were obtained with the assistance of Maple. 展开更多
关键词 the homogeneous balance principle simplified hirota method soliton solution the breaking soliton equation.
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Painlevéintegrability,auto-Bäcklund transformations,new abundant analytic solutions including multi-soliton solutions for time-dependent extended KdV8 equation in nonlinear physics
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作者 Shailendra Singh S.Saha Ray 《Journal of Ocean Engineering and Science》 SCIE 2024年第5期489-507,共19页
In this paper,a new eighth-order(1+1)-dimensional time-dependent extended KdV equation has been developed.This considered equation is being found completely integrable by using the Painlevéanalysis method.Moreove... In this paper,a new eighth-order(1+1)-dimensional time-dependent extended KdV equation has been developed.This considered equation is being found completely integrable by using the Painlevéanalysis method.Moreover,three auto-Bäcklund transformations have been generated by truncating the Painlevéseries at a constant level.These auto-Bäcklund transformations have been used to derive various analytic solution families for the newly developed equation.These solutions include the kink-antikink soliton,kink-soliton,antikink-soliton,periodic-soliton,complex kink-soliton and complex periodic-soliton solutions.Multi-soliton solutions including N-soliton solution,have been obtained by using the simplified Hirota’s method for the considered equation.All the results are being expressed graphically to signify the physical importance of the considered equation. 展开更多
关键词 Higher-order KdV equation Painlevéanalysis Auto-Bäcklund transformation simplified hirota method
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