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The survival probability of a mutant in a multidimensional population

โœ Scribed by Fred M. Hoppe

Publisher
Springer
Year
1992
Tongue
English
Weight
379 KB
Volume
30
Category
Article
ISSN
0303-6812

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โœฆ Synopsis

We prove a general result about the asymptotic behaviour of the survival probability of a slightly supercritical multitype Bienaym6-Galton-Watson branching process. This is the complete analogue of a result which Ewens (1968) obtained for a Poisson branching process.

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โœ K. B. Athreya ๐Ÿ“‚ Article ๐Ÿ“… 1992 ๐Ÿ› Springer ๐ŸŒ English โš– 203 KB

If q~ is the extinction probability of a slightly supercritical branching process with offspring distribution (Pgr "r = 0, 1, 2 . . . . }, then it is shown that if 2 This provides a simple set of sufficient condi- tions for the validity of a conjecture of Ewens (1969) for the survival probability