math:e

Returns an approximation to the mathematical constant e.

e( ) ➔ xs:double

Namespace

http://www.w3.org/2005/xpath-functions/math

Links to W3C specifications

XPath 4.0 Functions and Operators

Saxon availability

Available in XPath 4.0, XSLT 4.0, and XQuery 4.0. Requires Saxon-PE or Saxon-EE. Implemented since Saxon 13. Available for all platforms.