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Secant   Listen
Secant

noun
1.
A straight line that intersects a curve at two or more points.
2.
Ratio of the hypotenuse to the adjacent side of a right-angled triangle.  Synonym: sec.



Related searches:
arc secant
inverse secant


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"Secant" Quotes from Famous Books



... question connected with this, the problem of drawing tangents to any curve, Descartes was drawn into a controversy with Pierre (de) Fermat (1601-1663), Gilles Persone de Roberval (1602-1675), and Girard Desargues (1593-1661). Fermat and Descartes agreed in regarding the tangent to a curve as a secant of that curve with the two points of intersection coinciding, while Roberval regarded it as the direction of the composite movement by which the curve can be described. Both these methods, differing from ...
— Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 2 - "Demijohn" to "Destructor" • Various


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