George Brown (1650–1730) was aScottisharithmetician, and inventor of two incompletemechanical calculating machines now kept at theNational Museum of Scotland. In 1698 he was granted a patent for his mechanical calculating device.
He was minister ofStranraer, schoolmaster inFordyce, Banffshire, and in 1680 schoolmaster atKilmaurs, Ayrshire. He invented a method of teaching the simple rules ofarithmetic, which he explained in hisRotula Arithmetica, 1700. He wrote other arithmetical works; the last of them,Arithmetica Infinita, was endorsed byJohn Keill.
Attribution:
This article incorporates text from a publication now in thepublic domain: "Brown, George (1650–1730)".Dictionary of National Biography. London: Smith, Elder & Co. 1885–1900.
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