EXISTENCE OF MULTIPLE PERIODIC SOLUTIONS TO THREE-SPECIES DELAYED LOTKA-VOLTERRA MODEL WITH DISPERSION AND HARVESTING |
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| Affiliation: | Fengying Wei , Juanfeng Liu (College of Math. and Computer Science, Fuzhou University, Fuzhou 350108) |
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| Abstract: | ![]()
The positive periodic solutions to a three-species delayed Lotka-Volterra model with dispersion and harvesting terms are studied in this paper. By the coincidence degree theory, the sufficient conditions for existence of eight positive periodic solutions to the model are obtained. |
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| Keywords: | periodic solutions Lotka-Volterra system coincidence degree harve-sting |
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