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Extinction Times in Multitype Markov Branching Processes

Published online by Cambridge University Press:  14 July 2016

Dominik Heinzmann*
Affiliation:
University of Zurich
*
Postal address: Institute of Mathematics, University of Zurich, Winterthurerstrasse 190, 8057 Zurich, Switzerland. Email address: dominik.heinzmann@math.uzh.ch
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Abstract

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In this paper, a distributional approximation to the time to extinction in a subcritical continuous-time Markov branching process is derived. A limit theorem for this distribution is established and the error in the approximation is quantified. The accuracy of the approximation is illustrated in an epidemiological example. Since Markov branching processes serve as approximations to nonlinear epidemic processes in the initial and final stages, our results can also be used to describe the time to extinction for such processes.

Type
Research Article
Copyright
Copyright © Applied Probability Trust 2009 

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