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(G′/G)展开法与高维非线性物理方程的新分形结构
(G′/G)-expansion method and novel fractal structures for high-dimensional nonlinear physical equation
【摘要】 将(G′/G)展开法扩展到研究高维非线性物理方程的非行波解和分形结构.以(2+1)维变系数色散长波系统为例,构造出该系统的非行波解,对解中的任意函数进行适当的设置,发现了一类新的分形结构,即十字形分形结构.
【Abstract】 The (G′/G)-expansion method is extended to construct non-traveling wave solutions and explore the fractal structure for high dimensional nonlinear physical equation. As an example, a series of non-traveling solutions is obtained for the (2+1)-dimensional dispersive long wave system with variable co efficient. Furthermore, by setting properly the arbitrary functions in the solutions, a class of novel fractal structures, namely, the cross-like fractal structures are firstly observed.
【关键词】 (G′/G)展开法;
(2+1)维变系数色散长波系统;
非行波解;
十字形分形结构;
【Key words】 (G′/G)-expansion method; (2+1)-dimensional dispersive long wave system with variable coefficient; non-traveling solution; cross-like fractal structure;
【Key words】 (G′/G)-expansion method; (2+1)-dimensional dispersive long wave system with variable coefficient; non-traveling solution; cross-like fractal structure;
【基金】 北京市教委科技发展计划面上项目(批准号:KM201010011008);北京市优秀骨干教师项目(批准号:PXM2007-014213-044566)资助的课题~~
- 【文献出处】 物理学报 ,Acta Physica Sinica , 编辑部邮箱 ,2010年03期
- 【分类号】O411.1
- 【被引频次】20
- 【下载频次】166