【摘要】 讨论了具有暂时免疫传染病模型同宿轨道分支的存在性,利用Melnikov函数确定了系统双曲不动点的稳定和不稳定流形的相对位置,从而给出存在极限环的参数范围.更多还原

【Abstract】 In the article,we discuss the existence of Homoclinic Birfurcation of SIRS model.Using Melnikov function confirms opposite of steady and unsteadiness flow form of system double arch immobility point so as to give the existent paramenter range of the limit loop.更多还原