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Cocker, Edward


English engraver, who also taught penmanship and arithmetic. He was reputedly the author of Cocker's Arithmetic (1678), which went through 112 editions. Its reputation for accuracy gave rise to the expression "according to Cocker', but it has been exposed as a poor and inaccurate forgery made by his editor and publisher.

Mathematicians biographies text content is © (1990), (1991-1998)
AND Reference Data Ltd.,Oxford, UK.

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