Radulphus Brito's 'Quaestiones super Priora Analytica Aristotelis' is a major work written in the early 1300s which treated Aristotle's text devoted to the theo

The history of logic and its development during the medieval period Radulphus Brito’s Quaestiones super Priora Analytica Aristotelis is a major work written i

Paul Thom’s book presents Kilwardby’s science of logic as a body of demonstrative knowledge about inferences and their validity, about the semantics of non-

In the Posterior Analytics Aristotle contrasts demonstrations with syllogisms through signs. In the Prior Analytics he defines a sign as a demonstrative premise

In this book, the medieval development of Aristotle's theory of the modal syllogistic is studied for the first time. The book shows how this previously ignored