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Thomas Harriot
(redirected from Thomas Hariot)

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Harriot, Thomas 

Born 1560 in Oxford; died July 2, 1621, in London. English mathematician.

In The Practice of Analytical Art (1631, published posthumously), Harriot introduced the signs > (greater than) and < (less than), used small letters to represent numbers, formulated equations based on this usage, found an expression for the area of spherical triangles, and did other important work.

REFERENCE

Wileitner, H. Istoriia matematiki ot Dekarta do serediny 19 stoletiia, 2nd ed. Moscow, 1966. (Translated from German.)
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A briefe and true report of the new found land of Virginia" Thomas Hariot University of Virginia Press PO Box 400318, Charlottesville, VA 22904-4318 9780813926056, $35.
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Year Bricks produced % of capacity 1991 734,000,000 59% 1992 850,000,000 68 1993 940,000,000 75 Source: Brick Association of North Carolina HISTORY 1587 Thomas Hariot notes that the absence of building stone in the coastal plain could be remedied by making bricks because "there is clay both excellent good and plenty.
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