More on Weak Diamond

S. Shelah*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

We deal with the combinatorial principle Weak Diamond.We prove that, if it holds for a given cardinal, we can get this principle with more than two coloursor some relevant ideal is not too saturated.Then we point out a model theoretic consequence of Weak Diamond.

Original languageEnglish
JournalActa Mathematica Hungarica
Volume165
Issue number1
DOIs
StatePublished - Oct 2021

Bibliographical note

Publisher Copyright:
© 2021, Akadémiai Kiadó, Budapest, Hungary.

Keywords

  • amalgamationprocess
  • normal ideal
  • saturated ideal
  • set theory
  • weak diamond

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