摘要
本文研究一类疾病的传染模型,建立相应模型满足的微分方程,利用齐次向量场的方法研究其动力学性态,确定了疾病传播的阈值。
In this paper, we propose an epidemiological model. This model is established in front of differential equations. Dynamical behavior of the model is studied by method of Homogeneous vector field and threshold of disease spread is found.
出处
《湖北第二师范学院学报》
2010年第2期7-9,共3页
Journal of Hubei University of Education
关键词
传染病
齐次向量场
阈值
infectious disease
homogeneous vector fields
threshold
