Re: Suggested changes to concrete datatypes proposal

From: Peter F. Patel-Schneider ([email protected])
Date: 01/30/01


I'll have lots more comments on Jeff's proposal later, but I have one
simple comment for now.


From: Jeff Heflin <[email protected]>
Subject: Suggested changes to concrete datatypes proposal
Date: Mon, 29 Jan 2001 17:26:31 -0500

> 9) change the type of daml:onProperty to daml:UniqueProperty (so that a
> daml:Restriction can have at most one daml:onProperty, disallowing the
> odd semantics that occur when someone tries to define multiple
> restrictions within a single <Restriction> element).

This will not disallow Restrictions with multiple ``restrictions'', as it
is possible to have both a hasClass and a has Value in one Restriction.

peter


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