Greek vs. Roman artists and thinkers

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Across
  1. 3. Greek sculptor, made Zeus at Olympia
  2. 4. Greek mathematician, A'2 + B'2 = C'2
  3. 6. Greek poet who had made the Iliad and the Odyssey
  4. 7. Father of tragedy
  5. 9. Roman Writer known for the Aeneid
  6. 10. Greek father of Geometry
Down
  1. 1. Greek historian who wrote about the wars
  2. 2. Wrote Oedipus Rex
  3. 3. Roman scientist, and astronomer
  4. 5. Greek scientist, Pi and the lever
  5. 8. Three Greek philosophers