Name Edit

asin - returns arcsine of scalars and vectors.

Synopsis Edit

vector1 asin(vector1 a);
vector2 asin(vector2 a);
vector3 asin(vector3 a);
vector4 asin(vector4 a);

Parameters Edit

Vector or scalar of which to determine the arcsine.

Description Edit

Returns the arcsine of a in the range [-pi/2,+pi/2], expecting a to be in the range [-1,+1].

For vectors, the returned vector contains the arcsine of each element of the input vector.