Some principles weaker than Markov’s principle

Makoto Fujiwara; Hajime Ishihara; Takako Nemoto

doi:10.1007/s00153-015-0444-9

Some principles weaker than Markov’s principle

Makoto Fujiwara, Hajime Ishihara, Takako Nemoto

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

4 Citations (Scopus)

Abstract

We systematically study several principles and give a principle which is weaker than disjunctive Markov’s principle (MP^∨). We also show that the principle is underivable and strictly weaker than MP^∨ in certain extensions of the system EL of elementary analysis.

Original language	English
Pages (from-to)	861-870
Number of pages	10
Journal	Archive for Mathematical Logic
Volume	54
Issue number	7-8
DOIs	https://doi.org/10.1007/s00153-015-0444-9
Publication status	Published - 2015 Sep 8
Externally published	Yes

Keywords

Church’s thesis
Disjunctive Markov’s principle
Independence of premiss schema
Markov’s principle
Weak Markov’s principle

ASJC Scopus subject areas

Logic
Philosophy

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