Martin's axiom is consistent with the existence of nowhere trivial automorphisms

Saharon Shelah; Juris Steprans

doi:10.1090/S0002-9939-01-06280-3

Martin's axiom is consistent with the existence of nowhere trivial automorphisms

Saharon Shelah, Juris Steprans

Einstein Institute of Mathematics

Research output: Contribution to journal › Article › peer-review

14 Scopus citations

Abstract

Martin's Axiom does not imply that all automorphisms of P(ℕ)/[ℕ]^<N0 are somewhere trivial. An alternate method for obtaining models where every automorphism of P(ℕ)/[ℕ]^<N0 is somewhere trivial is explained.

Original language	English
Pages (from-to)	2097-2106
Number of pages	10
Journal	Proceedings of the American Mathematical Society
Volume	130
Issue number	7
DOIs	https://doi.org/10.1090/S0002-9939-01-06280-3
State	Published - 2002

Keywords

Automorphism
Boolean algebra
Martin's Axiom

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10.1090/S0002-9939-01-06280-3

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Martin's axiom is consistent with the existence of nowhere trivial automorphisms

Abstract

Keywords

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