trigonometric ratio
1trigonometric ratio — noun see trigonometric function * * * trigonometric function and trigonometric ratio noun Any function of an angle that is defined by the relationship between the angles and sides of a right angled triangle • • • Main Entry: ↑trigonometry …
2trigonometric function — n. any of the basic functions (as sine, cosine, tangent, etc.) of an angle or arc, usually expressed as the ratio of pairs of sides of a right triangle: see SINE1 …
3Trigonometric functions — Cosine redirects here. For the similarity measure, see Cosine similarity. Trigonometry History Usage Functions Generalized Inverse functions …
4Trigonometric rational function — In mathematics, a trigonometric rational function is a rational function in the functions sin theta; and cos theta;. Equivalently, it is a ratio of trigonometric polynomials. The simplest examples (besides sin theta; and cos theta; themselves)… …
5trigonometric function — Math. 1. Also called circular function. a function of an angle, as sine or cosine, expressed as the ratio of the sides of a right triangle. 2. any function involving only trigonometric functions and constants. 3. the generalization of these to… …
6trigonometric function — noun Any function of an angle expressed as the ratio of two of the sides of a right triangle that has that angle, or various other functions that subtract 1 from this value or subtract this value from 1 (such as the versed sine) See Also:… …
7trigonometric function — trig′onomet′ric func′tion n. math. a function of an angle, as the sine or cosine, expressed as the ratio of the sides of a right triangle Also called circular function Etymology: 1905–10 …
8trigonometric function — noun function of an angle expressed as a ratio of the length of the sides of right angled triangle containing the angle • Syn: ↑circular function • Hypernyms: ↑function, ↑mathematical function, ↑single valued function, ↑map, ↑mapping …
9List of trigonometric identities — Cosines and sines around the unit circle …
10Proofs of trigonometric identities — are used to show relations between trigonometric functions. This article will list trigonometric identities and prove them.Elementary trigonometric identitiesDefinitionsReferring to the diagram at the right, the six trigonometric functions of… …
