Simplicius: On Aristotle On the Heavens 3.7-4.6

Commenting on the end of Aristotle''s On the Heavens Book 3, Simplicius examines Aristotle''s criticisms of Plato''s theory of elemental chemistry in the Timaeus. Plato makes the characteristics of the four elements depend on the shapes of component corpuscles and ultimately on the arrangement of the triangles which compose them. Simplicius preserves and criticizes the contributions made to the de...