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《微分方程年刊(英文版)》 2012-01
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HOPF BIFURCATION ANALYSIS OF A PREDATOR-PREY MODEL WITH TIME-DELAY

Hongbing Chen,Wansheng He,Xiaoke Sun (School of Math.and Statistics,Tianshui Normal University,Tianshui 741001,Gansu  
In this paper,a predator-prey model of three species is investigated.By introducing a delay as a bifurcation parameter,it is found that Hopf bifurcation occurs when τ crosses some critical values.
【Fund】: supported by the NSF of Gansu Province (096RJZE106);; Tianshui Normal University (TSA1005)
【CateGory Index】: O175.12
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