No, the term "set" is used loosely here to mean "collection". I will
change it.

Michael Kay
Software AG
home: Michael.H.Kay@xxxxxxxxxxxx
work: Michael.Kay@xxxxxxxxxxxxxx 

> -----Original Message-----
> From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx 
> [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx] On Behalf Of 
> David.Pawson@xxxxxxxxxxx
> Sent: 15 April 2003 09:40
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  xslt2 grouping
> 
> 
> http://www.w3.org/TR/xslt20/#d5e12772 says
> 
> The xsl:for-each-group instruction partitions a sequence into 
> groups of items (that is, it establishes a set of sequences)
> 
> A set of sequences.
> A set.
> But a set does not contain duplicates?
> - What definition of duplicate is used please?
>   say I use group-by="@x"
> With two members of the population being
>   <el x='2' y='3'/> and
>   <el x='2' y='4'/>  are they classed as duplicate members
>   of this population?
> 
> So for our grouping uses, we need to be careful to include
> all parts of the population if needed?
> 
> Is that right please?
> 
> TIA, DaveP.
> 
> 
> 
> 
> 
> Regards DaveP.
> 
> **** snip here *****
> 
> - 
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