Abstract
We complete the characterization of the possible spectrum of regular ultrafilters D on a set I, where the spectrum is the set of ultraproducts of (finite) cardinals modulo D which are infinite.
Original language | English |
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Pages (from-to) | 201-220 |
Number of pages | 20 |
Journal | Acta Mathematica Hungarica |
Volume | 155 |
Issue number | 2 |
DOIs | |
State | Published - 1 Aug 2018 |
Bibliographical note
Publisher Copyright:© 2018, Akadémiai Kiadó, Budapest, Hungary.
Keywords
- cardinality
- model theory
- set theory
- ultraproduct