Squares of opposition: Comparisons between syllogistic and propositional logic.

Colwyn Williamson

doi:10.1305/ndjfl/1093890711

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Home > Journals > Notre Dame J. Formal Logic > Volume 13 > Issue 4 > Article

October 1972 Squares of opposition: Comparisons between syllogistic and propositional logic.

Colwyn Williamson

Notre Dame J. Formal Logic 13(4): 497-500 (October 1972). DOI: 10.1305/ndjfl/1093890711

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Notre Dame J. Formal Logic

Vol.13 • No. 4 • October 1972

Duke University Press

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Colwyn Williamson "Squares of opposition: Comparisons between syllogistic and propositional logic.," Notre Dame Journal of Formal Logic, Notre Dame J. Formal Logic 13(4), 497-500, (October 1972)

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