a. [f. the name of Roger Cotes, a distinguished English mathematician, 1682–1716.] Pertaining to Roger Cotes or his mathematical discoveries.

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1753.  Chambers, Cycl. Suppl., App., Cotesian theorem, an appellation used for an elegant property of the circle discovered by Mr. Cotes.

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1796.  Hutton, Math. Dict., s.v.

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