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PERIODICITY FOR A COOPERATIVE SYSTEM ON TIME SCALES
time scales cooperative system coincidence degree continuation theorem periodic solutions
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2008/11/28
In this paper, by using the method of coincidence degree theory, we explore the existence
of periodic solutions for a cooperative ecological model on time scales.
TIME-DEPENDENT COOPERATIVE SYSTEM OF POPULATION GROWTH
Cooperative system globally attractive
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2007/8/7
In this paper, we consider the asymptotic behavior of a general time-dependent cooperative system. Sufficient condition is obtained for the existence of a globally attractive positive periodic solutio...
GLOBAL ASYMPTOTIC STABILITY IN A NONAUTONOMOUS COOPERATIVE SYSTEM
Cooperative system global asymptotic sta
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2007/8/7
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GLOBAL ASYMPTOTIC STABILITY IN N-SPECIES COOPERATIVE SYSTEM WITH TIME DELAYS
Time delay positive equilibrium point
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2007/8/7
The following n-species cooperative system with time delaysis considered in this paper. It is shown that if the system (1) has a unique positive equilibrium point, then it is globally asymptotically s...