• To: "Bob Foster" <bob@o...>,<xml-dev@l...>
• Subject: Re: Re: An approach to describing the relationships betweenunits-of-measure
• From: "Jeff Greif" <jgreif@a...>
• Date: Thu, 24 Jul 2003 15:09:03 -0700
• References: <"030724103711Z.WT10348. 38*/PN=Pete.Kirkham/OU=Technical/OU=NOTES/O=BAe MAA/PRMD=BAE/ADMD=GOLD 400/C=GB/"@MHS> <3F1FC275.F9ABC590@m...> <072401c35211$4c198b50$1401a8c0@snobird>

So that symbolic distances can be used:
   kilometer(length-of-Amazon-river-in-meters)
       --> length-of-Amazon-river-in-meters/1000
?

Jeff

----- Original Message ----- 
From: "Bob Foster" <bob@o...>
To: "Roger L. Costello" <costello@m...>; <xml-dev@l...>
Sent: Thursday, July 24, 2003 11:27 AM
Subject: Re:  Re: An approach to describing the relationships
betweenunits-of-measure


> It seems that kilometer, if it is to be viewed as a function, must operate
> only on the unit of measure property without affecting the type of the
> value. If the domain is Distance, the range must be Distance; the
difference
> is that the argument distance is expressed in some (unspecified above)
unit
> of measure and the result distance is expressed in kilometers.

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