what is napier's bones
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What is napier bones?
ANS. slips of ivory or other material divided into sections marked with digits, devised by John Napier and formerly used to facilitate multiplication and division.
sizzlindazz549:
why
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Napier's Bones: A set of numbered rods are used for multiplication and division.
This is a manually operated calculating device created by John Napier. Napier's bones are created by strips of wood, metal or heavy cardboard. Through this device one can find square root of a number, multiplication, division, addition, and subtraction. This method is based on Arab Mathematics. Components of this device are multiplication table, bones, rods, base board.
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