atan2

atan2($y as xs:double?, $x as xs:double?) → xs:double?

Arguments

 

$y

xs:double?

The supplied angle in radians

 

$x

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 in Saxon 9.4; available whether or not support for XPath 3.0 is enabled