Trigonometric functions - Wikipedia, the free encyclopedia
In mathematics, the trigonometric functions (also called circular functions) are functions of an angle. They are used to relate the angles of a triangle to the ...

Cotangent -- from Wolfram MathWorld
where is the tangent. The cotangent is implemented in Mathematica as Cot[z]. The notations (Erdélyi et al. 1981, p. 7; Jeffrey 2000, p. 111) and (Gradshteyn and ...

cotangent - definition of cotangent by the Free Online Dictionary ...
co·tan·gent (k-t n j nt) n. Abbr. cot. 1. The reciprocal of the tangent of an angle in a right triangle. 2. The tangent of the complement of a directed angle or arc.

Cotangent | Define Cotangent at Dictionary.com
noun Trigonometry . 1. (in a right triangle) the ratio of the side adjacent to a given angle to the side opposite. 2. the tangent of the complement, or the reciprocal ...

cotangent: Definition from Answers.com
n. ( Abbr. cot ) The reciprocal of the tangent of an angle in a right triangle. The tangent of the complement of a directed angle or arc. cotangential co ' tan·gen ...

Mathwords: Cotangent
this page updated 24-mar-11 Mathwords: Terms and Formulas from Algebra I to Calculus written, illustrated, and webmastered by Bruce Simmons

What is the definition of cotangent? - Online Training from ...
In a right triangle, the ratio of the length of the adjacent side divided by the length of the opposite side of the angle. Cotangent is the reverse of tangent.

Cotangent - Definition and More from the Free Merriam-Webster ...
Definition of COTANGENT. 1: a trigonometric function that for an acute angle is the ratio between the leg adjacent to the angle when it is considered part of a right ...

cotangent - Definition of cotangent - Dictionary definitions you ...
the ratio of the adjacent side of a given acute angle in a right triangle to the opposite side; an equivalent, positive or negative ratio for certain related angles ...

Cotangent complex - Wikipedia, the free encyclopedia
In mathematics the cotangent complex is a roughly a universal linearization of a morphism of geometric or algebraic objects. Cotangent complexes were originally ...