ASIN(3G) [FIXME: manual] ASIN(3G)

# NAME

asin - return the arcsine of the parameter

# DECLARATION

genType asin(genType x);

# PARAMETERS

x
Specify the value whose arcsine to return.

# DESCRIPTION

atan returns the angle whose trigonometric sine is $x$. The range of values returned by asin is $[-{\pi \over 2}, {\pi \over 2}]$. The result is undefined if $\left| x \right| > 1$.

# VERSION SUPPORT

 OpenGL Shading Language Version Function Name 1.10 1.20 1.30 1.40 1.50 3.30 4.00 4.10 4.20 4.30 4.40 4.50 asin ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔ ✔

sin(), cos(), acos(), tan()
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