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A characterization of 2-square Ultrafilters

Published online by Cambridge University Press:  12 March 2014

Ned I. Rosen
Ned I. Rosen*
Affiliation:
Boston College, Chestnut Hill, Massachusetts 02167
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Abstract

The class of 2-square ultrafilters on ω equals the union, for n ≥ 1, of the classes of strictly n Ramsey ultrafilters on ω.

Type
Research Article
Information
The Journal of Symbolic Logic , Volume 48 , Issue 2 , June 1983 , pp. 409 - 414
Copyright
Copyright © Association for Symbolic Logic 1983

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References

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