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cotangent
(redirected from cotan)

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cotangent

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The cotangent of angle β is equal to the ratio of the length of the adjacent side to the length of the opposite side.

In trigonometry, a function of an angle in a right-angled triangle found by dividing the length of the side adjacent to the angle by the length of the side opposite it. It is usually written as cotan, or cot and it is the reciprocal of the tangent of the angle, so that cot A = 1/tan A, where A is the angle in question.



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He revived the humble subjects of Sanchez Cotan but made several innovations (low vantage points, close-up views, etc.
Spanish Still Life from Velazquez to Goya by Mann, Richard G. / Renaissance Quarterly
Still lifes by artists such as Caravaggio, Juan Sanchez Cotan, Alberto Giacometti, and some Cubist prototypes are leadenly copied with a heavy handed and bothersome lack of pictorial sensitivity to their sources.
Libby Wadsworth by Yood, James / Artforum International
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