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ROBERT RECORDE (c. 1510-1558)

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Originally appearing in Volume V22, Page 966 of the 1911 Encyclopedia Britannica.
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ROBERT See also:RECORDE (c. 1510-1558)  , Welsh physician and mathematician, was descended from a respectable See also:family of See also:Tenby in See also:Wales . He entered the university of See also:Oxford about 1525, and was elected See also:fellow of All Souls' See also:College in 1531 . Having adopted See also:medicine as a profession, he went to See also:Cambridge, where he took the degree of M.D. in 1545 . He afterwards returned to Oxford, where he publicly taught See also:mathematics, as he had done See also:prior to his going to Cambridge . It appears that he afterwards went to See also:London, and acted as physician to See also:Edward VI. and to See also:Queen See also:Mary, to whom some of his books are dedicated . He died in the See also:King's See also:Bench See also:prison, See also:Southwark, where he was See also:con-fined for See also:debt, in 1558 . See also:Recorde published several See also:works upon mathematical subjects, chiefly in the See also:form of See also:dialogue between See also:master and See also:scholar, viz.:—The Grounde of Artes, teachings the Worke and Practise of Arithmeticke, both in whole See also:numbers and fractions (1540); The Pathway to Knowledge, containing the First Principles of See also:Geometry . bothe for the use of Instrumentes Geometricall and Astronomicall, and also for See also:Projection of Plattes (London, 1551) ; The See also:Castle of Know-ledge, containing the Explication of the See also:Sphere both Celestiall and Materiall, &c . (London, 1556) ; The See also:Whetstone of See also:Witte, which is the second See also:part of Arithmetike, containing the Extraction of Rootes, the Cossike Practice, with the Rules of See also:Equation, and the Woorkes of Surde Numbers (London, 1557) . This was the first See also:English See also:book on See also:algebra . He wrote also a medical See also:work, The Urinal of Physic (1548), frequently reprinted . Sherburne states that Recorde also published Cosmographiae isagoge, and that he wrote a book De Arte faciendi Horologium and another De Usu Globorum et de See also:State temporum .

Recorde's See also:

chief contributions to the progress of algebra were in the way of systematizing its notation (see ALGEBRA, See also:History) .

End of Article: ROBERT RECORDE (c. 1510-1558)
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