目的研究一类具有饱和接触率且潜伏期、染病期均传染的非线性SEIRS流行病传播数学模型动力学性质。

Aim Dynamical behavior of a kind of nonlinear SEIRS model of epidemic spread with the saturated rate, which has infective force in both latent period and infected period, is studied.

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本文研究了具有非线性接触率和易感类中具有种群动力学的SIS传染病模型的正不变集、平衡位置以及平衡位置的稳定性。

In this paper, we have studied a SIS epidemiological model with a nonlinear incidence rate and population dynamics in susceptible class.

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受多种因素的影响，传染病发病率样本不仅采集困难，而且总是呈现出不规则、混沌等非线性特征。

Affected by many factors, the epidemic incidence samples are difficult to collect, and always present irregular, chaotic and other nonlinear characteristics.

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