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Discrete-time analogues of predator–prey models with monotonic or nonmonotonic functional responses

✍ Scribed by Yonghui Xia; Jinde Cao; Muren Lin

Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
241 KB
Volume
8
Category
Article
ISSN
1468-1218

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📜 SIMILAR VOLUMES

Four positive periodic solutions of a di
Four positive periodic solutions of a discrete time delayed predator–prey system with nonmonotonic functional response and harvesting
✍ Daowei Hu; Zhengqiu Zhang 📂 Article 📅 2008 🏛 Elsevier Science 🌐 English ⚖ 477 KB

## a b s t r a c t In this paper, by employing the continuation theorem of coincidence degree theory, we establish an easily verifiable criteria for the existence of at least four positive periodic solutions for a discrete time delayed predator-prey system with nonmonotonic functional response and