Peripatetic school used by earlier philosophers such as Socrates. Aristotle and his colleagues first began to use the Lyceum in this way about 335 BC, after which Aristotle left Plato's Academy and Athens, and then returned to Athens from his travels about a dozen years later. Because of the school's association with the gymnasium, the school also came to be referred to simply as the Lyceum. Some modern scholars argue that the school did not become formally institutionalized until Theophrastus took it over, at which time there was private property associated with the school. Originally at least, the Peripatetic gatherings were probably
Eudorus of Alexandria as a reference to a former commentary by Eudorus on Aristotle's "Metaphysics", although Alexander's text does not really say this . The way Aristotle's texts were available to Eudorus is now an open field for research . Simplicius refers to him as a Peripatetic philosopher, and relates that he had written on the Aristotelian "Categories". He was a native of Alexandria, and had, like Aristo of Alexandria, written a work on the Nile. Eudorus of Alexandria Eudorus of Alexandria (; 1st century BC) was an ancient Greek philosopher, and a representative of Middle Platonism. He attempted to reconstruct Plato's philosophy