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On countably closed complete Boolean algebras

Published online by Cambridge University Press:  12 March 2014

Thomas Jech
Department of Mathematics, The Pennsylvania State University, University Park, PA 16803, USA, E-mail:
Saharon Shelah
School of Mathematics, The Hebrew University, Jerusalem, Israel Department of Mathematics, Rutgers University, New Brunswick, NJ 08903, USA, E-mail:


It is unprovable that every complete subalgebra of a countably closed complete Boolean algebra is countably closed.

Research Article
Copyright © Association for Symbolic Logic 1996

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[1]Foreman, M., Games played on Boolean algebras, this Journal, vol. 48 (1983), pp. 714723.Google Scholar
[2]Jech, T., A game-theoretic property of Boolean algebras, (Macintyre, al., editors), Logic Colloquium 77, North-Holland, Amsterdam, 1978, pp. 135144.Google Scholar
[3]Jech, T., More game-theoretic properties of Boolean algebras, Annals of Pure and Applied Logic, vol. 26 (1984), pp. 1129.CrossRefGoogle Scholar
[4]Veličković, B., Playful Boolean algebras, Transactions of the American Mathematical Society, vol. 296 (1986), pp. 727740.CrossRefGoogle Scholar
[5]Vojtáš, P., Game properties of Boolean algebras, Comment. Math. Univ. Carol., vol. 24 (1983), pp. 349369.Google Scholar