This critical edition of Albert of Saxony's "25 Questions on Logic" treats issues such as the imposition, distribution, signification, and supposition of terms,

John Buridan (ca. 1300-1362) has worked out perhaps the most comprehensive account of nominalism in the history of Western thought, the philosophical doctrine a

The very first dedicated, comprehensive companion to medieval logic, covering both the Latin and Arabic sister traditions.

The Questiones libri Porphirii is a commentary on Porphyry's Isagoge by the fourteenth-century logician Thomas Manlevelt. It is edited here in full. Not much is

This volume honours Sten Ebbesen with a series of essays on logical and linguistic analysis in the Middle Ages. Included are studies focusing on textual critici