| New Symmetries for a Model of Fast Diffusion |
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| 作者姓名： | 秦茂昌 许学军 梅凤翔 |
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| 作者单位： | DepartmentofAppliedMechanics,BeijingInstituteofTechnology,Beijing100081 |
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| 摘 要： | The new symmetries for a mathematical model of fast diffusion are determined. A new system method is given to search for new symmetries of differential equations written in a conserved form, several new symmetry generators and exact solutions are presented.
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| 关 键 词： | 快速分离法 对称模型 偏微分方程 保存形式 等离子体 |
New Symmetries for a Model of Fast Diffusion |
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| QIN Mao-Chang,XU Xue-Jun,MEI Feng-Xiang.New Symmetries for a Model of Fast Diffusion[J].Chinese Physics Letters,2004,21(12):2323-2326. |
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| Authors: | QIN Mao-Chang XU Xue-Jun MEI Feng-Xiang |
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| Institution: | Department of Applied Mechanics, Beijing Institute of Technology, Beijing 100081 |
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| Abstract: | The new symmetries for a mathematical model of fast diffusion are determined. A new system method is given to search for new symmetries of differential equations written in a conserved form, several new symmetry generators and exact solutions are presented. |
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| Keywords: | 02 20 Jr 04 20 Jb |
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