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John Napier (1550 - 1617)

John Napier's birthday is not known.  However, records at the University of St. Andrews in Scotland affirm he was a student there.  We choose to honor him on St. Andrew's Day, November 30.
John Napier's formulation of natural logarithms
forever changed our methods of doing calculations.

Born:  1550 in Merchiston Castle, Edinburgh, Scotland
Died:  April 4, 1617 In Edinburgh, Scotland