| Burgers-Fisher方程的新精确解 |
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| 引用本文： | 郭翠萍.Burgers-Fisher方程的新精确解[J].西北大学学报,2010(5). |
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| 作者姓名： | 郭翠萍 |
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| 作者单位： | 西安交通大学理学院; |
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| 基金项目： | 国家自然科学基金资助项目(10771166) |
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| 摘 要： | 目的求解Burgers-Fisher方程的新精确解。方法利用非李拟设方法。结果通过广义条件对称把非线性偏微分方程(组)化为常微分方程组,并得到新的精确解。结论促进了对Bur-gers-Fisher方程的研究,但能否推广到求解其他更复杂的非线性演化方程,有待进一步研究。
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| 关 键 词： | Burgers-Fisher方程 非李拟设 精确解 |
The new exact solutions for Burgers-Fisher equation |
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| GUO Cui-ping.The new exact solutions for Burgers-Fisher equation[J].Journal of Northwest University(Natural Science Edition),2010(5). |
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| Authors: | GUO Cui-ping |
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| Abstract: | Aim To find the new exact solutions of Burgers-Fisher equation.Methods Using the non-Lie ansatze method.Results Nonlineav partial differential equations are changed into ordvrary dofforontial equations via the generaliced wndition symmetry and new exact solutiong can be get.Conclusion Promote the study of the Burgers-Fisher equation,but,if the method can goneralozed to study other more complex nonlinear esohetion equations,will be studied. |
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| Keywords: | Burgers-Fisher equation non-Lie ansatze exact solution |
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