The Gnumeric Manual
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# ASIN

## Name

ASIN --

## Synopsis

    ASIN(x)

## Description

ASIN function calculates the arc sine of @x; that is the value whose sine is @x. If @x falls outside the range -1 to 1, ASIN fails and returns the #NUM! error.

This function is Excel compatible.

## Examples

ASIN(0.5) equals 0.523599.

ASIN(1) equals 1.570797.

## See also

SIN, COS, ASINH, DEGREES, RADIANS.

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