Journal of Mathematical Biology

, Volume 20, Issue 1, pp 91–94

Pólya-like urns and the Ewens' sampling formula

  • Fred M. Hoppe

DOI: 10.1007/BF00275863

Cite this article as:
Hoppe, F.M. J. Math. Biology (1984) 20: 91. doi:10.1007/BF00275863


A Markov process of partitions of the natural numbers is constructed by defining a Pólya-like urn model. The marginal distributions of this process are the Ewens' sampling distributions of population genetics.

Key words

Ewens' sampling formula Random partitions population genetics Pólya urn 

Copyright information

© Springer-Verlag 1984

Authors and Affiliations

  • Fred M. Hoppe
    • 1
  1. 1.Departments of Mathematics and StatisticsThe University of MichiganAnn ArborUSA

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