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.
目的探讨估计寄生虫感染的常用流行病学指标的数学模型。
Objective To study the mathematical models for estimating epidemiological measurements of parasitic infections.
本文给出了一般流行病的数学模型，并给出了模型的解和解释。
The paper is about mathematical models of infectious diseases and their solutions.
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