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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? |
Links to W3C specifications
Namespace: http://www.w3.org/2005/xpath-functions/math
Applies to: XPath 3.0, XSLT 3.0, XQuery 3.0 (if enabled in Saxon: requires Saxon-PE or Saxon-EE)
XPath 3.0 Functions and Operators
Notes on the Saxon implementation
Implemented since Saxon 9.3; available whether or not support for XPath 3.0 is enabled