| 一类半线性种群扩散方程的非负解 |
| |
| 引用本文： | 陈任昭,李健全,张丹松,张邦基. 一类半线性种群扩散方程的非负解[J]. 东北师大学报(自然科学版), 2000, 32(3): 1-5 |
| |
| 作者姓名： | 陈任昭 李健全 张丹松 张邦基 |
| |
| 作者单位： | 东北师范大学数学系,吉林,长春,130024 |
| |
| 基金项目： | 国家自然科学基金资助项目!( 196 710 15) |
| |
| 摘 要： | 依据抛物偏微分方程一般理论和比较原理，证明了一类半线性种群扩散偏微分方程第一边值问题的非负解的存在性与惟一性。
|
| 关 键 词： | 非负解 半线性抛物型方程 种群扩散方程 |
| 文章编号： | 1000-1832(2000)03-0001-05 |
| 修稿时间： | 2000-06-20 |
Nonnegative solution for a class of semilinear population diffusion equations |
| |
| CHEN Ren-zhao,LI Jian-quan,ZHANG Dan-song,ZHANG Bang-ji. Nonnegative solution for a class of semilinear population diffusion equations[J]. Journal of Northeast Normal University (Natural Science Edition), 2000, 32(3): 1-5 |
| |
| Authors: | CHEN Ren-zhao LI Jian-quan ZHANG Dan-song ZHANG Bang-ji |
| |
| Affiliation: | CHEN Ren-zhao,LI Jian-quan,ZHANG Dan-song,ZHANG gang-ji(Department of Mathematics, Northeast Normal University, Changchun 130024, China) |
| |
| Abstract: | This paper proves the existence and uniqueness of nonegative solutions for the first boundary value problem of a class of semilinear population diffusion equations according to the general theory and comparison principle for parabolic partial differential equations. |
| |
| Keywords: | population diffusion semilinear parabolic equation nonegative solution existence and uniqueness |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
