Nonlinear self-adjointness and conservation laws for a porous medium equation with absorption

被引：0

作者：

Gandarias, M. L. ^{[1
]}

Bruzon, M. S. ^{[1
]}

机构：

[1] Univ Cadiz, Dept Matemat, Cadiz 11510, Spain

来源：

NONLINEAR AND MODERN MATHEMATICAL PHYSICS | 2013年 / 1562卷

关键词：

Weak self-adjointness; Nonlinear self-adjointness; Symmetries; Partial differential equations; Conservation laws; Enter Keywords here; DIRECT CONSTRUCTION; SYMMETRIES; LAGRANGIANS;

D O I：

10.1063/1.4828683

中图分类号：

O59 [应用物理学];

学科分类号：

摘要：

We give conditions for a general porous medium equation to be nonlinear self-adjoint. By using the property of nonlinear self-adjointness we construct some conservation laws associated with classical and nonclassical generators of a porous medium equation with absorption.

引用

页码：65 / 70

页数：6

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