# EXSLT - math:log

Implementer Page: math.log.html Function Package: math.log.zip #### Function Syntax
    number math:log(number)
The `math:log` function returns the natural logarithm of a number. The return value is the natural logarithm of number. The base is e. ## Implementations The following XSLT processors support `math:log`: 4XSLT, from 4Suite. (version 0.12.0a3) libxslt from Daniel Veillard et al. (version 1.0.19) Implementations of `math:log` are available in the following languages: Msxsl (by James Fuller) Javascript (by James Fuller)

http://www.exslt.org/math/functions/log/index.html last modified 2002-11-12