Indestructible strong compactness but not supercompactness

  • Arthur W. Apter*
  • , Moti Gitik
  • , Grigor Sargsyan
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Scopus citations

Abstract

Starting from a supercompact cardinal κ, we force and construct a model in which κ is both the least strongly compact and least supercompact cardinal and κ's strong compactness, but not its supercompactness, is indestructible under arbitrary κ-directed closed forcing.

Original languageEnglish
Pages (from-to)1237-1242
Number of pages6
JournalAnnals of Pure and Applied Logic
Volume163
Issue number9
DOIs
StatePublished - Sep 2012

Funding

FundersFunder number
PSC-CUNY
National Science Foundation
Iowa Science Foundation234/08

    Keywords

    • Indestructibility
    • Prikry forcing
    • Strongly compact
    • Supercompact

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