Definition of Cosine. Meaning of Cosine. Synonyms of Cosine

Here you will find one or more explanations in English for the word Cosine. Also in the bottom left of the page several parts of wikipedia pages related to the word Cosine and, of course, Cosine synonyms and on the right images related to the word Cosine.

Definition of Cosine

Cosine
Cosine Co"sine (k?"s?n), n. [For co. sinus, an abbrev. of L. complementi sinus.] (Trig.) The sine of the complement of an arc or angle. See Illust. of Functions.

Meaning of Cosine from wikipedia

- analysis. The most widely used trigonometric functions are the sine, the cosine, and the tangent. Their reciprocals are respectively the cosecant, the secant...
- Cosine similarity is a measure of similarity between two non-zero vectors of an inner product space that measures the cosine of the angle between them...
- A discrete cosine transform (DCT) expresses a finite sequence of data points in terms of a sum of cosine functions oscillating at different frequencies...
- In analytic geometry, the direction cosines (or directional cosines) of a vector are the cosines of the angles between the vector and the three coordinate...
- law of cosines (also known as the cosine formula, cosine rule, or al-Kashi's theorem) relates the lengths of the sides of a triangle to the cosine of one...
- this head start, it is often said that the cosine function leads the sine function or the sine lags the cosine. The human ear can recognize single sine...
- functions are: hyperbolic sine "sinh" (/ˈsɪŋ, ˈsɪntʃ, ˈʃaɪn/), hyperbolic cosine "cosh" (/ˈkɒʃ, ˈkoʊʃ/), from which are derived: hyperbolic tangent "tanh"...
- Cosine error occurs in measuring instrument readings when the user of an instrument does not realize that the vector that an instrument is measuring does...
- suitably restricted domains). Specifically, they are the inverses of the sine, cosine, tangent, cotangent, secant, and cosecant functions, and are used to obtain...
- In optics, Lambert's cosine law says that the radiant intensity or luminous intensity observed from an ideal diffusely reflecting surface or ideal diffuse...
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