asin()

Function group	Execute on client	Platform(s)
Trigonometric	YES	All

Syntax

asin(number)

Description

Returns the arc sine of a number in the range -90 to 90 degrees (-pi/2 to pi/2 radians if #RAD is true), or returns 0 if the number is not in the range -1 to 1.

Example

Calculate
 
lResult
 as 
asin
(
sqr(
(3)/2)

# returns 60