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Fixed price of groups and percolation

Published online by Cambridge University Press:  16 January 2012

RUSSELL LYONS*
Affiliation:
Department of Mathematics, Indiana University, 831 E. 3rd St., Bloomington, IN 47405-7106, USA (email: [email protected])

Abstract

We prove that for every finitely generated group Γ, at least one of the following holds: (1) Γ has fixed price; (2) each of its Cayley graphs G has infinitely many infinite clusters for some Bernoulli percolation on G.

Type
Research Article
Copyright
Copyright © Cambridge University Press 2013

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References

[1]Abért, M. and Weiss, B.. Bernoulli actions are weakly contained in any free action. Preprint, 2011, http://www.arxiv.org/abs/1103.1063.Google Scholar
[2]Benjamini, I., Lyons, R., Peres, Y. and Schramm, O.. Group-invariant percolation on graphs. Geom. Funct. Anal. 9 (1999), 2966.Google Scholar
[3]Benjamini, I. and Schramm, O.. Percolation beyond Zd, many questions and a few answers. Electron. Commun. Probab. 1(8) (1996), 7182 (electronic).Google Scholar
[4]van den Berg, J. and Keane, M.. On the continuity of the percolation probability function. Conference in Modern Analysis and Probability (New Haven, CT, 1982). Eds. Beals, R., Beck, A., Bellow, A. and Hajian, A.. American Mathematical Society, Providence, RI, 1984, pp. 6165.Google Scholar
[5]Burton, R. M. and Keane, M.. Density and uniqueness in percolation. Comm. Math. Phys. 121 (1989), 501505.Google Scholar
[6]Gaboriau, D.. Coût des relations d’équivalence et des groupes. Invent. Math. 139 (2000), 4198.CrossRefGoogle Scholar
[7]Gaboriau, D.. What is cost? Notices Amer. Math. Soc. 57 (2010), 12951296.Google Scholar
[8]Gandolfi, A., Keane, M. S. and Newman, C. M.. Uniqueness of the infinite component in a random graph with applications to percolation and spin glasses. Probab. Theory Related Fields 92 (1992), 511527.Google Scholar
[9]Lyons, R.. Phase transitions on nonamenable graphs. J. Math. Phys. 41 (2000), 10991126, Probabilistic techniques in equilibrium and nonequilibrium statistical physics.Google Scholar
[10]Newman, C. M. and Schulman, L. S.. Infinite clusters in percolation models. J. Stat. Phys. 26 (1981), 613628.Google Scholar
[11]Pak, I. and Smirnova-Nagnibeda, T.. On non-uniqueness of percolation on nonamenable Cayley graphs. C. R. Acad. Sci. Paris Sér. I Math. 330 (2000), 495500.Google Scholar