- ElectricScotland.com: John Napier
Biography.
www.electricscotland.com/history/other/john_napier.htm
- Undusting Napier's Bones
Biography and Java simulation of Napier's Bones.
www.cee.hw.ac.uk/~greg/calculators/napier
- University of St. Andrews: John Napier
Scottish mathematician best known for his invention of logarithms, formulas used in solving spherical triangles, and Napier's Bones used for multiplying, dividing, and taking square and cube roots. Introduced decimal notation for fractions.
www-groups.dcs.st-andrews.ac.uk/~history/Mathematicians/Napier.html
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