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Articulating Medieval Logic - Oxford Scholarship Online
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Articulating Medieval Logic

Terence Parsons


Medieval logic consists of theories and practices clustered around a core of rules and axioms; the logic contains widely known principles which can be derived from the core. These are used by Aristotle to prove conversion principles, and reduce some syllogisms to others: Exposition (“existential instantiation”), Expository Syllogism (“existential generalization”) and Reductio. Medieval logicians expand on Aristotle’s notation, and this brings new logical principles, such as quantifier interchanges. Theorists use the flexible word order to Latin to let surface order of expressions determine sem ... More

Keywords: medieval, logic, Aristotle, supposition, pronouns, ampliation, tense, modality

Bibliographic Information

Print publication date: 2014 Print ISBN-13: 9780199688845
Published to Oxford Scholarship Online: June 2014 DOI:10.1093/acprof:oso/9780199688845.001.0001


Affiliations are at time of print publication.

Terence Parsons, author
University of California at Los Angeles