Publisher： Cambridge University Press
E-ISSN： 1943-5886|52|1|216-218
ISSN： 0022-4812
Source： The Journal of Symbolic Logic, Vol.52, Iss.1, 1987-03, pp. : 216-218
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Abstract
We show that either PFA+ or Martin's maximum implies Fleissner's Axiom R, a reflection principle for stationary subsets of
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