> From: Jeni Tennison

>   The primary goal of EXSLT is to define common extensions within
>   common namespaces. This will increase portability of stylesheets
>   that use extensions across implementations. It also acts as a
>   central location for documentation about the extensions so that
>   stylesheet authors do not have to learn potentially different
>   behaviour across different processors.

>From which:
	The need is to enable users to have access to extended 
	functionality which is portable across implementations.

Regards DaveP

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