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Four positive periodic solutions to a Lotka–Volterra cooperative system with harvesting terms

✍ Scribed by Daowei Hu; Zhengqiu Zhang


Publisher
Elsevier Science
Year
2010
Tongue
English
Weight
443 KB
Volume
11
Category
Article
ISSN
1468-1218

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Positive periodic solutions for a neutra
✍ Yongkun Li; Lili Zhao 📂 Article 📅 2009 🏛 Elsevier Science 🌐 English ⚖ 227 KB

By using a fixed point theorem of strict-set-contraction, some new criteria are established for the existence of positive periodic solutions of the following periodic neutral Lotka-Volterra system with state dependent delays dx i ðtÞ dt r ij ðt; x 1 ðtÞ; . . . ; x n ðtÞÞÞ # ; i ¼ 1; 2; . . . ; n; w