Putting a diamond inside the square

Assaf Rinot

doi:10.1112/blms/bdv025

Putting a diamond inside the square

Assaf Rinot

Research output: Contribution to journal › Article › peer-review

8 Scopus citations

Abstract

35-year-old theorem of Shelah, □λ + ⋄(λ+) does not imply ⋄λ for regular uncountable cardinals ? Here, it is proved that □λ + ⋄(λ+) is equivalent to ⋄λ for every singular cardinal λ.

Original language	English
Pages (from-to)	436-442
Number of pages	7
Journal	Bulletin of the London Mathematical Society
Volume	47
Issue number	3
DOIs	https://doi.org/10.1112/blms/bdv025
State	Published - 1 Jan 2015
Externally published	Yes

ASJC Scopus subject areas

General Mathematics

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title = "Putting a diamond inside the square",

abstract = "35-year-old theorem of Shelah, □λ + ⋄(λ+) does not imply ⋄λ for regular uncountable cardinals ? Here, it is proved that □λ + ⋄(λ+) is equivalent to ⋄λ for every singular cardinal λ.",

author = "Assaf Rinot",

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year = "2015",

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AB - 35-year-old theorem of Shelah, □λ + ⋄(λ+) does not imply ⋄λ for regular uncountable cardinals ? Here, it is proved that □λ + ⋄(λ+) is equivalent to ⋄λ for every singular cardinal λ.

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Putting a diamond inside the square

Abstract

ASJC Scopus subject areas

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