SIR 传染病模型的精确闭式解
种群与进化
2021-01-05 v5 物理与社会
摘要
通过利用渐近逼近法(Barlow 等人,2017,Q. Jl Mech. Appl. Math, 70 (1), 21-48),获得了 SIR 传染病模型的精确闭式解。该解通过对发散幂级数解进行解析延拓而得到,使其与传染病模型的长时间渐近行为相匹配。该解析形式的实用性通过其应用于 COVID-19 大流行而得以展示。
引用
@article{arxiv.2004.07833,
title = {Accurate closed-form solution of the SIR epidemic model},
author = {Nathaniel S. Barlow and Steven J. Weinstein},
journal= {arXiv preprint arXiv:2004.07833},
year = {2021}
}
备注
Updates: Fixed a typo in previous version's equation 6c. Included link to Python code