摘要
本文一类具有密度制约作用的非线性森林系统,利用非线性半群理论,证明了该系统半群解的存在性和唯一性.
In this paper, a nonlinear forest evolution system with density effect is considered. By using the theory of nonlinear semigroups, it is proved that the system possesses unique (strong ) semigroup solution.
出处
《松辽学刊(自然科学版)》
2000年第2期1-4,共4页
Songliao Journal (Natural Science Edition)
基金
河南省教委资助