John Napier

lived from 1550 to 1617

**John Napier** was a Scottish scholar who is best known for his invention of logarithms, but other mathematical contributions include a mnemonic for formulas used in solving spherical triangles and two formulas known as Napier's analogies.

*Find out more at*:

http://www-history.mcs.st-andrews.ac.uk/Mathematicians/Napier.html