The equal sign, equals sign, or '=' is a mathematical symbol used to indicate equality. ... equal sign was invented in 1557 by Welshman Robert Recorde. ... equal sign is the Unicode and ASCII character 003D (in hexadecimal).
http://en.wikipedia.org/wiki/Equals_sign
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The equals sign (=) is usually attributed to Robert Recorde, who introduced it in a treatise on arithmetic called The Whetstone of Witte (1557).
http://wiki.answers.com/Q/Who_invented_the_equal_sign
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A bit of math trivia for you today. The equals sign = was invented in 1557 by Welsh mathematician Robert Recorde. In his book, The Whetstone of Witte, he wrote, "To avoid the tedious repetition of these words: is equal to; I will set a...
http://statspuzzles.blogspot.com/2007/06/who-invented-e...
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Trivia about the history, origins, and definitions of the invented word equal sign =. ... You Are Here: Trivia » Origins of 20 Invented Words » Origin of Invented Words Equal Sign =
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www.trivia-library.com/b/origins-of-invented-words-equa...
www.trivia-library.com/b/origins-of-invented-words-equal-sign.htm
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According to the VNR Concise Encyclopedia of Mathematics, the equal sign was invented by Robert Recorde, the Royal Court Physician for England's King Edward VI and Queen Mary.
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pr.caltech.edu/media/Press_Releases/PR11793.html
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It was Christopher Morley, too, who wrote: "The man who never in his life ... Has washed the dishes with his wife ... Or polished up the silver ... Q. Who invented the equal (=) sign? A. An English mathematician named Robert Recorde. In the 1500s. ... 0 comment(s) on "L.M. Boyd Revisited: Who invented the equal (=) sign?"
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www.mysanantonio.com/salife/lmboyd/stories/MYSA062604.8...
www.mysanantonio.com/salife/lmboyd/stories/MYSA062604.8P.boyd.326b9728.html
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The percent sign, %, ... The symbol on the left means "is not equal to."; ... On the Continent these symbols, or some of their variants, apparently invented in 1734 by the French geodesist Pierre Bouguer (1698-1758), are commonly used. Bouguer was one of the French geodesists sent to Peru to measure an arc of a meridian.
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www.roma.unisa.edu.au/07305/symbols.htm
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Robert Recorde invents the equals sign ; I mentioned recently that the integral sign is actually a letter "S", chosen by Leibnitz because it was the first letter of the word "sum". ... Also, there is an element of touristry in it: I would like to gaze upon the world's first use of the integral sign with my own eyes,
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www.plover.com/blog/math/recorde.html
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Who invented the eq... ... Not equal sign in e... ... Use equal sign in a Sentence...
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dictionary.reference.com/browse/equal%20sign
dictionary.reference.com/browse/equal%20sign
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