Some Properties of Generalized Solutions of a Nonlinear Diffusion Equation in Hydrology

被引:0
|
作者
Yuan Yong Department of Mathematics
机构
关键词
水力学; 广义解; 流体力学; Some Properties of Generalized Solutions of a Nonlinear Diffusion Equation in Hydrology; 非线性扩散方程;
D O I
10.13209/j.0479-8023.1986.031
中图分类号
学科分类号
摘要
<正> § 1 Introduction In this paper we consider Cauchy problem of the nonlinear partial differentialequation(1.1) u_t=(u(1-u)ux/(1+ux2)x QT=(-∞,∞)×(0,T)(1.2) u(x,0)=u0(x) x∈(-∞,∞)where u0(x) satisfies the hypotheses(1.3) u0∈c′(R), 0≤u0(x)≤1,-1≤u0′(x)≤1
引用
收藏
页码:26 / 37
页数:12
相关论文
共 1 条
  • [1] Properties of solutions of an equation in the theory of infiltration[J] . B. H. Gilding.Archive for Rational Mechanics and Analysis . 1977 (3)