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Existence of periodic solutions in predator–prey with Watt-type functional response and impulsive effects

✍ Scribed by Xiaolin Lin; Yaolin Jiang; Xiaoqin Wang


Publisher
Elsevier Science
Year
2010
Tongue
English
Weight
766 KB
Volume
73
Category
Article
ISSN
0362-546X

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A sufficient and necessary condition for
✍ Yunfeng Jia 📂 Article 📅 2011 🏛 Elsevier Science 🌐 English ⚖ 213 KB

We deal with a predator-prey interaction model with Ivlev-type functional response which is subject to the homogeneous Dirichlet boundary condition. On the basis of the fixed point index theory, we give a sufficient and necessary condition for the existence of positive solutions of the model.