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Logic IV. 30.
The Prolegomena of Olympodorus (of the VI century) says that Plato was born while Pericles was living. This would suit 429 BC only. But the statement might be so easily arise from the exxageration that it is hardly worth considering. Diogenes reports that Hermodorus by whom the immediate disciple of Plato is doubtless [means?] says that Plato was 28 years old when he removed to Megara after the death of Socrates which took place not far from the 1st of Jeene 399 BC. This best suits the last of the three years but it wold allow to have been borm at any time after June 1st 428 BC. Diogenes says Plato was six years younger than Socrates, the Ife of Socrates in [Plutarch?] say seven years. Now Socrates was born of 86.1. The only way of reconciling the two statements are first to suppose that 1 socrates was born in the early part of ol. 86.1 and Plato in the later part of 87.3 and secondly