John Napier Crossword

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Across
  1. 2. Napier’s nationality
  2. 4. a method to speed up arithmetic, used to facilitate multiplication and division
  3. 5. special arrangements were made for the principal of the university, who, to take care of him personally
  4. 7. place of birth
  5. 8. Napier invented several portable devices to use as what
  6. 12. arithmetic The additive binary numeral systems
  7. 14. Napier’s mom’s name
  8. 17. He helped to introduce and popularize the what?
  9. 18. Napier was the what Laird of Merchiston
  10. 20. known as the card abacus used as a calculating machine
  11. 21. He started his education at the age of what?
  12. 23. place of education
  13. 24. the name of the Scottish nobleman who loved mathematics
Down
  1. 1. John Napier’s brother’s name
  2. 3. what year did Napier invent logarithms
  3. 6. what year did Napier become famous
  4. 9. The power to which a number must be raised to get other values
  5. 10. John Napier was nicknamed what?
  6. 11. John Napier’s wife’s name
  7. 13. his cause of death
  8. 15. What was the mechanical calculating aid Napier designed
  9. 16. who inspired Napier
  10. 19. how old was Napier when he died
  11. 22. Napier won what awards for The Life and Adventures of Nicholas Nickleby, Cats, Starlight Express, Les Misérables and Sunset Boulevard.