Philoponus has been identified as the founder in dynamics of the theory of impetus, an inner force impressed from without, which, in its later recurrence, has been hailed as a scientific revolution. His commentary is translated here without the previously translated excursus, the Corollary on Void, also available in this series. Philoponus rejects Aristotle's attack on the very idea of void and of the possibility of motion in it, even though he thinks that void never occurs in fact. Philoponus' argument was later to be praised by Galileo.

This volume contains the first...

Priscian of Lydia was one of the Athenian philosophers who took refuge in 531 AD with King Khosroes I of Persia, after the Christian Emperor Justinian stopped the teaching of the pagan Neoplatonist school in Athens. This was one of the earliest examples of the sixth-century diffusion of the philosophy of the commentators to other cultures.

Tantalisingly, Priscian fully recorded in Greek the answers provided by the Athenian philosophers to the king's questions on philosophy and science. But these answers survive only in a later Latin translation which understood both the Greek and the...

Priscian of Lydia was one of the Athenian philosophers who took refuge in 531 AD with King Khosroes I of Persia, after the Christian Emperor Justinian stopped the teaching of the pagan Neoplatonist school in Athens. This was one of the earliest examples of the sixth-century diffusion of the philosophy of the commentators to other cultures.

Tantalisingly, Priscian fully recorded in Greek the answers provided by the Athenian philosophers to the king's questions on philosophy and science. But these answers survive only in a later Latin translation which understood both the Greek and the...