Robert Recorde

1510 - 1558

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Recorde was a Welsh doctor and mathematician who invented the "equals" symbol '=' which appears in his book The Whetstone of Witte (1557).
Full MacTutor biography [Version for printing]
List of References (6 books/articles)

Some Quotations (4)

Mathematicians born in the same country

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Additional Material in MacTutor

  1. The Declaration of the Profit of Arithmeticke

Other Web sites
  1. Encyclopaedia Britannica
  1. The Galileo Project
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