mathjs/docs/reference/functions/acsc.md

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Function acsc #

Calculate the inverse cosecant of a value, defined as acsc(x) = asin(1/x).

To avoid confusion with the matrix arccosecant, this function does not apply to matrices.

Syntax #

math.acsc(x)

Parameters #

Parameter	Type	Description
x	number | BigNumber | Complex	Function input

Returns #

Type	Description
number | BigNumber | Complex	The arc cosecant of x

Throws #

Type	Description

Examples #

math.acsc(2)             // returns 0.5235987755982989
math.acsc(0.5)           // returns Complex 1.5707963267948966 -1.3169578969248166i
math.acsc(math.csc(1.5)) // returns number ~1.5

See also #

csc, asin, asec