Article ID Journal Published Year Pages File Type
9506195 Applied Mathematics and Computation 2005 13 Pages PDF
Abstract
A periodic discrete time three trophic level Lotka-Volterra type food-chain model is investigated. By using Gaines and Mawhin's continuation theorem of coincidence degree theory, sufficient conditions are derived for the existence of positive periodic solutions of the model.
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Related Topics
Physical Sciences and Engineering Mathematics Applied Mathematics
Preview
Periodic solutions of a discrete time Lotka-Volterra type food-chain model with delays
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