A comment on "p < t"

Saharon Shelah

doi:10.4153/CMB-2009-033-4

A comment on "p < t"

Saharon Shelah^*

^*Corresponding author for this work

Einstein Institute of Mathematics

Research output: Contribution to journal › Review article › peer-review

7 Scopus citations

Abstract

Dealing with the cardinal invariants p and t of the continuum, we prove that m = p = N₂ ← t = N₂. In other words, if MAN ₁ (or a weak version of this) holds, then (of course N₂ ≤ P ≤ t and) p = N₂ ← p = t. The proof is based on a criterion for p < t.

Original language	English
Pages (from-to)	303-314
Number of pages	12
Journal	Canadian Mathematical Bulletin
Volume	52
Issue number	2
DOIs	https://doi.org/10.4153/CMB-2009-033-4
State	Published - Jun 2009

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title = "A comment on {"}p < t{"}",

abstract = "Dealing with the cardinal invariants p and t of the continuum, we prove that m = p = N2 ← t = N2. In other words, if MAN 1 (or a weak version of this) holds, then (of course N2 ≤ P ≤ t and) p = N2 ← p = t. The proof is based on a criterion for p < t.",

author = "Saharon Shelah",

year = "2009",

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AB - Dealing with the cardinal invariants p and t of the continuum, we prove that m = p = N2 ← t = N2. In other words, if MAN 1 (or a weak version of this) holds, then (of course N2 ≤ P ≤ t and) p = N2 ← p = t. The proof is based on a criterion for p < t.

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JO - Canadian Mathematical Bulletin

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A comment on "p < t"

Abstract

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