bn:00019189n
Noun Concept
Categories: Trigonometry, Trigonometric functions, Ratios, Dimensionless numbers, Analytic functions
EN
trigonometric function  circular function  trigonometric functions  ctg  tan
EN
Function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle WordNet 3.0
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EN
Function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle WordNet 3.0 & Open English WordNet
In mathematics, the trigonometric functions are real functions which relate an angle of a right-angled triangle to ratios of two side lengths. Wikipedia
Function of an angle Wikidata
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). Wiktionary
A function of an angle. Wiktionary (translation)
WordNet 3.0 & Open English WordNet
Wiktionary