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C.c.c. forcing without combinatorics

Published online by Cambridge University Press:  12 March 2014

Alan H. Mekler*
Affiliation:
Simon Fraser University, Burnaby, British Columbia, Canada V5A 186

Abstract

c.c.c. posets are characterised in terms of -generic conditions. This characterisation can be applied to get simple proofs of many facts about c.c.c. forcing including Con(MA + ┐CH).

Type
Research Article
Copyright
Copyright © Association for Symbolic Logic 1984

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References

REFERENCES

[DS]Devlin, K. and Shelah, S., A weak version of ⟡ which follows from 2ℵ0 < 2ℵ1, Israel Journal of Mathematics, vol. 29 (1978), pp. 239247.CrossRefGoogle Scholar
[EM]Eklof, P. and Mekler, A., On endomorphism rings of ω1-separable primary groups, Abelian group theory 1982–83, Lecture Notes in Mathematics, vol. 1006, Springer-Verlag, Berlin, 1983, pp. 320339.CrossRefGoogle Scholar
[S]Shelah, S., Proper forcing, Lecture Notes in Mathematics, vol. 940, Springer-Verlag, Berlin, 1982.CrossRefGoogle Scholar
[ST]Solovay, R. and Tennenbaum, S., Iterated Cohen extensions and Souslin's problem, Annals of Mathematics, ser. 2, vol. 94 (1971), pp. 201245.CrossRefGoogle Scholar