文章基本信息

标题：Diffusion at finite speed and random walks
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作者：Joseph B. Keller
期刊名称：Proceedings of the National Academy of Sciences
印刷版ISSN：0027-8424
电子版ISSN：1091-6490
出版年度：2004
卷号：101
期号：5
页码：1120-1122
DOI：10.1073/pnas.0307052101
语种：English
出版社：The National Academy of Sciences of the United States of America
摘要：Diffusion, which occurs with infinite speed, results from a random walk with steps of finite speed. We resolve this paradox and derive a modified diffusion equation with finite speed.