Full reflection of stationary sets below aleph_omega

Preprint

15 January 1990

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.math/9201242

Abstract

It is consistent that for every n >= 2, every stationary subset of omega_n consisting of ordinals of cofinality omega_k where k = 0 or k <= n-3 reflects fully in the set of ordinals of cofinality omega_{n-1}. We also show that this result is best possible.

Keywords

COFINALITY OMEGA_K
OMEGA_N CONSISTING
STATIONARY SUBSET
STATIONARY SETS
FULL REFLECTION
ALEPH_OMEGA
OMEGA_K

All Related Versions

Version 1, 1990-01-15, ArXiv

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