Definition of trigonometric function

Definitions

Noun

function of an angle expressed as a ratio of the length of the sides of right-angled triangle containing the angle

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circular function

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function map mapping mathematical function single-valued function

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arc cosecant arc cosine arc cotangent arc secant arc sine arc tangent arccos arccosecant arccosine arccotangent arcsec arcsecant arcsin arcsine arctan arctangent cos cosec cosecant cosine cotan cotangent inverse cosecant inverse cosine inverse cotangent inverse secant inverse sine inverse tangent sec secant sin sine tan tangent

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