Joseph Louis Lagrange

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Across
  1. 3. he was 1 of _ children to mature
  2. 4. became a professor as a __________
  3. 5. an expert in mathematics (first name)
  4. 7. school he studied in
  5. 10. became a professor after studying _____
  6. 12. country where he was born
Down
  1. 1. he found an error in _______ theory
  2. 2. field of study
  3. 5. what month was he born in
  4. 6. we only see 50% of it
  5. 7. the century he lived in (majority)
  6. 8. continent which Italy is located in
  7. 9. how many siblings (including him)
  8. 11. what month did he die in