Philosopher and mathematician, inventor of logarithms, inventor of the decimal point.

Features the life and times of the Scottish mathematician. Includes his publication on logarithms and an explanation of his multiplication tool using rods.

Attempts to shed some light on the life and works of John Napier. Biographical information about the Scottish mathematician, as well as information on his ingenious arithmetic trick called Napier's bones. In addition, a Java simulation of Napier's bones is also available.