The equivalence of tautological and strict entailment: Proof of an amended conjecture of Lewy's

DOI10.1007/BF00258074zbMath0427.03014OpenAlexW2042782263WikidataQ122901125 ScholiaQ122901125MaRDI QIDQ1136750

Michael Clark

Publication date: 1980

Published in: Journal of Philosophical Logic (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf00258074

zbMATH Keywords

contingencyS-necessitationstrict entailmenttautological entailment

Mathematics Subject Classification ID

Modal logic (including the logic of norms) (03B45)

Cites Work

• A sieve for entailments
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