Simplicius Ancient Commentators on Aristotle
"In this commentary of Aristotle Physics book eight, chapters one to five, the sixth-century philosopher Simplicius quotes and explains important fragments of the Presocratic philosophers, provides the fragments of his Christian opponent Philponus' Against Aristotle On the eternity of the world, and makes extensive use of the lost commentary of Aristotle's leading defender, Alexander of Aphrodisias"--Book Jacket.
