摘要
应用重合度延拓定理,讨论一个带有Holling IV功能反应的半比率依赖捕食-食饵系统周期解的存在性.
By using the continuation theorem of coincidence degree theory , the existence of a positive periodic solution for the semi-ratio-dependent predator-prey system with Holling Ⅳ functional response is established.
出处
《高师理科学刊》
2008年第4期7-9,共3页
Journal of Science of Teachers'College and University
基金
黑龙江省教育厅科学技术研究项目(11531428)