Glad I asked, I was well on my way to create something needlessly complex.

Thanks Guys.

On Wed, 1 Feb 2006 14:00:55 -0800 (PST), ejfried wrote
> I think erich.oliphant wrote:
> [Charset iso-8859-1 unsupported, filtering to ASCII...]
> > Hi,
> > I am trying to figure out the best way to have a rule fire only for a fact
> > whose slot value is the min or max of a group of facts.
> 
> Match a negated pattern to the (nonexistent) fact in which some
> number is greater than the greatest value.
> 
>  (defrule biggest-number
>      (number (value ?val))
>      (not (number (value ?val2&:(> ?val2 ?val))))
>      =>
>      )
> 
> ---------------------------------------------------------
> Ernest Friedman-Hill  
> Advanced Software Research          Phone: (925) 294-2154
> Sandia National Labs                FAX:   (925) 294-2234
> PO Box 969, MS 9012                 [EMAIL PROTECTED]
> Livermore, CA 94550         http://herzberg.ca.sandia.gov
> 
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