,An exact solution of Fisher equation and its stability

来源 :中国物理（英文版） | 被引量 : 0次 | 上传用户：lcqinyuyang

【摘要】

：

In this paper, the Fisher equation is analysed. One of its travelling wave solution is obtained by comparing it with KdV-Burgers (KdV2 equation. Its amplitude,

【作者】

：

Duan Wen-Shan Yang Hong-Juan Shi Yu-Ren

【机构】

：

College of Physics and Electronic Engineering, Northwest Normal University, Lanzhou 730070, China

【出处】

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中国物理（英文版）

【发表日期】

：

2006年7期

【关键词】

：

Fisher equation KdVB equation

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In this paper, the Fisher equation is analysed. One of its travelling wave solution is obtained by comparing it with KdV-Burgers (KdV2 equation. Its amplitude, width and speed are investigated. The imtability for the higher order disturbances to the solution of the Fisher equation is also studied.

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