Mathematics Crossword Puzzle

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Across
  1. 4. What type of mathematics is used in building?
  2. 5. Euclid has one of the most published what?
  3. 6. Which mathematician said the quote?
  4. 8. Who made the foundations for the axiomatic system & deductive reasoning?
  5. 9. Where did Hypatia study in Egypt?
Down
  1. 1. Where was Pythagoras born?
  2. 2. What type of mob killed Hypatia?
  3. 3. What did Pythagoras supposedly invent?
  4. 6. What did Archimedes use for pi instead of the circumference?
  5. 7. Who did Pythagoras teach?