(Paperback)

Chapters 5 and 6 of Aristotle's "Categories" describe his first two categories, Substance and Quantity. Simplicius' commentary is our most comprehensive account of the debate on the validity of these categories. This text provides a translation of Simplicius' work, with an introduction.

(Paperback)

In "Categories" chapters 7 and 8 Aristotle considers his third and fourth categories - those of Relative and Quality. This text provides a translation of Simplicius' commentary on "Categories".

(Paperback)

Book two of Aristotle's "Physics" is thought by some to be the most interesting and representative book in the whole of his corpus. This is a translation of Simplicius's commentary, written in the 6th century AD. He analyzes Aristotle's use of technical terms.