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Briggs, Henry,1561–1630, English mathematician. He was the first professor of geometry at Gresham College, London (1596–1619), and Savilian professor of astronomy at Oxford (from 1619). After publication of NapierNapier, John
, 1550–1617, Scottish mathematician and theologian. He invented logarithms and wrote Mirifici logarithmorum canonis descriptio (1614), containing the first logarithmic table and the first use of the word logarithm.
..... Click the link for more information. 's work on logarithmslogarithm
[Gr.,=relation number], number associated with a positive number, being the power to which a third number, called the base, must be raised in order to obtain the given positive number.
..... Click the link for more information. in 1614, Briggs suggested that the logarithms be tabulated to the base 10, and Napier agreed to the alteration. Briggs wrote Arithmetica logarithmica (1624), a work containing logarithmic tables for 30,000 natural numbers to 14 places. His logarithms are known today as common logarithms.