Definition of Cotangent

1. Noun. Ratio of the adjacent to the opposite side of a right-angled triangle.

Exact synonyms: Cotan
Generic synonyms: Circular Function, Trigonometric Function

Definition of Cotangent

1. n. The tangent of the complement of an arc or angle. See Illust. of Functions.

Definition of Cotangent

1. Noun. (trigonometry) In a right triangle, the reciprocal of the tangent of an angle. Symbols: cot, ctg(,) or ctn ¹

¹ Source: wiktionary.com

Definition of Cotangent

1. [n -S]

Lexicographical Neighbors of Cotangent

cosurfactants
cosustainer
cosy
cosy up
cosying
cosying up
cosyntropin
cosysop
cosysops
cot
cot-caught merger
cot-quean
cot death
cot deaths
cotan
cotangent (current term)
cotangents
cotans
cotarnine
cotch
cotchel
cotchels
cote
cote d'ivoire
coteau
coteaux
cotectic
coted
cotehardies

Literary usage of Cotangent

Below you will find example usage of this term as found in modern and/or classical literature:

1. Mathematical Tables Consisting of Logarithms of Numbers 1 to 108000 edited by James Pryde (1883)
"Natural cotangent of 42° 17' » « 42° 18' Difference for 60"= D .43 D _ 43 x 642-t ... natural cotangent of 24° 51' 31"-7. (36 ) The calculations for the ..."

2. Elements of Trigonometry, Plane and Spherical: With Its Application to by Charles William Hackley (1853)
"In the expressions for the tangent and cotangent which we have heie derived, it will be observed that we have the quotient of the sine and cosine, ..."

3. Cartanian Geometry, Nonlinear Waves, and Control Theory. by Robert Hermann (1980)
"We can now make this construction in a global, coordinate-free way. 5 . TEE HAMILTON-JACOBI EQUATION AND THE cotangent BUNDLE Let X be a manifold, ..."

4. Elements of Trigonometry, Plane and Spherical: Adapted to the Present State by Charles William Hackley (1838)
"THE cotangent AND COSECANT. 28. The cotangent of 0° is equal to the tangent of 90° (art. ... The cotangent of 90° is equal to the tangent of 0° and is 0. ..."

5. Report of the Annual Meeting (1880)
"... cotangent and cosecant are the limiting forms. By JWL GLAISHER, MA, ' FR8. The expansions in question are:— 1 1 1 *(!»-. i3) (2s -x>) . ..."

6. Plane Trigonometry and Applications by Ernest Julius Wilczynski (1914)
"The addition theorems for tangent and cotangent. The addition formulae for the tangent and cotangent may be obtained as consequences of those for the sine ..."

7. Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and by Colin MacFarquhar, George Gleig (1797)
"Therefore the angles TRf, Prf are equal, as alfo the angles Pff, P&f. But PSf is to Prf as Pr to PS ; that is, as VR to VF; that is, as the cotangent of the ..."

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