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Global attractivity in a discrete delay logistic model
Authors:Yu Jianshe
Affiliation:(1) Department of Applied Mathematics, Hunan University, 410082 Changsha, China
Abstract:Consider the discrete delay logistic model

$$N_{n + 1}  = frac{{aN_n }}{{1 + beta N_{n - k} }},        n = 0,1,2,...$$
(1)
where α∈(1,∞), β(0,∞), andk∈{0,1,2,...}. We obtain new sufficient conditions for the positive equilibrium (α−1)/β of (1) to be a global attractor. This work is partially supported by the Foundation for Excellent Youth Teachers of State Educational Commission.
Keywords:Logistic model  delay   discrete   global attractivity
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