Displaying similar documents to “Periodic Solutions Of Perioically Harvested Lotka-Volterra Systems.”

A Periodic Lotka-Volterra System

Tsvetkov, D. (1996)

Serdica Mathematical Journal

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In this paper periodic time-dependent Lotka-Volterra systems are considered. It is shown that such a system has positive periodic solutions. It is done without constructive conditions over the period and the parameters.

Lawvere, F.William

F.William Lawvere (1986)

Revista colombiana de matematicas

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On Kann's conditiion

C. Ruiz Salguero, R. Ruiz, S. Frias (1972)

Revista colombiana de matematicas

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