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Definability degrees
Author(s) -
Friedman Sy D.
Publication year - 2005
Publication title -
mathematical logic quarterly
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.473
H-Index - 28
eISSN - 1521-3870
pISSN - 0942-5616
DOI - 10.1002/malq.200510002
Subject(s) - statement (logic) , simple (philosophy) , mathematics , mathematical economics , philosophy , epistemology
We establish the equiconsistency of a simple statement in definability theory with the failure of the GCH at all infinite cardinals. The latter was shown by Foreman and Woodin ([2]) to be consistent, relative to the existence of large cardinals. (© 2005 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim)
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