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广义传染病方程的正概周期解与拓扑度方法
Positive Almost Periodic Solutions of the Infectious Diseases Model Equation and Methods of the Topological Degree
【摘要】 给出推广的传染病方程正概周期解存在的一个定理 ,并用拓扑度方法给出简洁的证明
【Abstract】 Using the method of topological degree, we prove the existences of positive almost periodic solutions for a generalizaed infectious diseases model equation.
【关键词】 积分方程;
隐式迟滞;
正概周期解;
拓扑度;
【Key words】 integral eqution; implicit delay; positive almost periodic solution; topological degree;
【Key words】 integral eqution; implicit delay; positive almost periodic solution; topological degree;
- 【文献出处】 吉林大学自然科学学报 ,ACTA SCIENTIARIUM NATURALIUM UNIVERSITATIS JILINENSIS , 编辑部邮箱 ,2000年03期
- 【分类号】O175.5
- 【下载频次】45