Greek mathematics

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Across
  1. 3. period of Greek mathematics spanning from 300BC-300AD
  2. 6. Greek translation of 5
  3. 7. Greek numerical system
  4. 8. Greek translation of 100
Down
  1. 1. period of Greek mathematics spanning from 600-300BC
  2. 2. invented algorithm to find out GCD
  3. 4. name of mathematical text Euclid created in Greek history
  4. 5. Greek translation of 10
  5. 6. made the formula a2+b2=c2