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On Thursday 31 January 2002 07:59 pm, Joe English wrote:
> > So, not (element has-a GI) rather (element isa GI).
> Actually it's both: the element has-a GI, which determines
> the (principal) is-a relationship.
. . .
> I believe the opposite is the case. The rule "an element
> IS-A foo whenever it HAS-A bar", where "bar" can be
> "a GI with value X" or "an attribute named Y with value Z"
> is more flexible; IS-A can be a relation instead of a function.
Thanks Joe. You made my point far better than I did!