Open AccessOn the simplicity of the automorphism group ofP(ω)/fin
Author(s) -
Sakaé Fuchino
Publication year - 1992
Publication title -
archive for mathematical logic
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.618
H-Index - 32
eISSN - 1432-0665
pISSN - 0933-5846
DOI - 10.1007/bf01627505
Subject(s) - mathematics , simplicity , outer automorphism group , automorphism , automorphism group , group (periodic table) , fin , inner automorphism , algebra over a field , alternating group , combinatorics , pure mathematics , chemistry , epistemology , materials science , organic chemistry , composite material , philosophy
Summary We prove that the automorphism group ofP(ω)/fin remains simple if ℵ2 Cohen reals are added to a model of ZFC+CH.
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