Persistence in predator-prey systems wit
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H.I. Freedman; R.M. Mathsen
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Article
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1993
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Springer
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English
โ 567 KB
Predator-prey models where one or more terms involve ratios of the predator and prey populations may not be valid mathematically unless it can be shown that solutions with positive initial conditions never get arbitrarily close to the axis in question, i.e. that persistence holds. By means of a tran