ON POSITIVE PERIODIC SOLUTIONS OF GENERALIZED LOTKA-VOLTERRA COMPETING SPECIES SYSTEMS WITH FORCED TERMS
Received date: 2000-11-02
Online published: 2001-01-10
对于具有周期性强迫项的Lotka Volterra型种群竞争周期系统,我们证明了 :如果强迫项为负,则系统至少有两个正周期解
关键词： 竞争种群系统; 正周期解; Poincare影射
李林 . 具有强迫项的广义Lotka-Volterra竞争系统的正周期解(英文)[J]. 中国科学院大学学报, 2001 , 18(1) : 6 -11 . DOI: 10.7523/j.issn.2095-6134.2001.1.002
In the present paper,we consider the Lotka Volterra type n species competing systems with periodic coeffcients and periodic forced terms.We prove that if the forced terms are negative, the system has at least two positive (componentwise)periodic solutions.
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