The depth of ultraproducts of Boolean algebras

Saharon Shelah*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

We show that if μ is a compact cardinal then the depth of ultraproducts of less than μ many Boolean algebras is at most μ plus the ultraproduct of the depths of those Boolean algebras.

Original languageEnglish
Pages (from-to)91-96
Number of pages6
JournalAlgebra Universalis
Volume54
Issue number1
DOIs
StatePublished - Oct 2005

Keywords

  • Boolean algebras
  • Cardinal invariants
  • Set theory
  • Ultraproducts

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