Which English mathematician adapted the principle behind Scottish mathematician John Napier's 'bones' in 1622?

Options :
  1. G.H. Hardy
  2. Charles Babbage
  3. Ada Lovelace
  4. William Oughtred


Answer and Explanation :-

Answer: Option 4

Explanation:

William Oughtred then invented an early form of circular slide rule using this principle.

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