exslt-math:asin
Returns the arc sine of the argument, the result being in the range -π/2 to
            +π/2 radians.
asin($arg as xs:double) ➔ xs:double
| Arguments | |||
| 
 | $arg | xs:double | The supplied angle in radians | 
| Result | xs:double | ||
Namespace
http://exslt.org/math
Links to specifications
Notes on the Saxon implementation
Saxon also implements the function math:asin() in namespace http://www.w3.org/2005/xpath-functions/math.