Description:
Compute arc sine value.
Syntax:
asin(number)
Note:
The function computes arc sine value of a real number.
Parameter:
number |
A real number between -1 and 1. |
Return value:
Numeric value
Example:
asin(-1) |
-1.5707963267948966 |
asin(sin(pi()/2)) |
1.5707963267948966 |
asin(sin(0)) |
0.0 |
Related functions: