Hostname: page-component-7b7567c8c-2n9c9 Total loading time: 0 Render date: 2026-11-15T14:35:17.772Z Has data issue: false hasContentIssue false
  • English
  • Français

The time to absorption in Λ-coalescents

Part of:Markov processesLimit theorems

Published online by Cambridge University Press:  01 February 2019

Götz Kersting and
Anton Wakolbinger
Götz Kersting*
Affiliation:
Goethe University Frankfurt
Anton Wakolbinger*
Affiliation:
Goethe University Frankfurt
*
Institute of Mathematics, Goethe University Frankfurt, Robert Mayer Strasse 10, 60325 Frankfurt am Main, Germany. Email address: kersting@math.uni-frankfurt.de
Institute of Mathematics, Goethe University Frankfurt, Robert Mayer Strasse 10, 60325 Frankfurt am Main, Germany. Email address: wakolbinger@math.uni-frankfurt.de
Rights & Permissions [Opens in a new window]

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the 'Save PDF' action button.

We present a law of large numbers and a central limit theorem for the time to absorption of Λ-coalescents with dust started from n blocks, as n→∞. The proofs rely on an approximation of the logarithm of the block-counting process by means of a drifted subordinator.

Keywords

Coalescenttime to absorptionlaw of large numberscentral limit theoremsubordinator with drift

MSC classification

Primary:60J75: Jump processes
Secondary:60J27: Continuous-time Markov processes on discrete state spaces60F05: Central limit and other weak theorems

Information

Type
Original Article
Information
Advances in Applied Probability , Volume 50 , Issue A: Branching and Applied Probability , December 2018, pp. 177 - 190
Copyright
Copyright © Applied Probability Trust 2018 

References

[1]Gnedin, A.,Iksanov, A., and Marynych, A. (2011).On Λ-coalescents with dust component.J. Appl. Prob. 48,1133–1151.Google Scholar
[2]Goldschmidt, C. and Martin, J. B. (2005).Random recursive trees and the Bolthausen‒Sznitman coalesent.Electron. J. Prob. 10,718–745.Google Scholar
[3]Herriger, P. and Möhle, M. (2012).Conditions for excheangable coalescents to come down from infinity.ALEA 9,637–665.Google Scholar
[4]Kersting, G.,Schweinsberg, J., and Wakolbinger, A. (2018).The size of the last merger and time reversal in Λ-coalescents.Ann. Inst. H. Poincaré Prob. Statist. 54,1527–1555.Google Scholar
[5]Möhle, M. (2014).On hitting probabilities of beta coalescents and absorption times of coalescents that come down from infinity.ALEA 11,141–159.Google Scholar
[6]Pitman, J. (1999).Coalescents with multiple collisions.Ann. Prob. 27,1870–1902.Google Scholar
[7]Sagitov, S. (1999).The general coalescent with asynchronous mergers of ancestral lines.J. Appl. Prob. 36,1116–1125.Google Scholar
[8]Schweinsberg, J. (2000).A necessary and sufficient condition for the Λ-coalescent to come down from infinity.Electron. Commun. Prob. 5,1–11.Google Scholar