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Re: Non-anon extensibility and policy intersection

From: David Hull <dmh@tibco.com>
Date: Wed, 25 Apr 2007 14:59:33 -0400
Message-ID: <462FA515.6020708@tibco.com>
To: David Hull <dmh@tibco.com>
CC: tom@coastin.com, "public-ws-addressing@w3.org" <public-ws-addressing@w3.org>
David Hull wrote:
> OK, here's my second attempt at a reply.  The first one went off in
> the weeds when I realized I didn't completely grok the way nested
> policy assertions work (as opposed to policy expressions that nest),
> and that I'd mistakenly taken "intersection" in "intersections between
> all pairs of compatible alternatives" to mean "intersection", since
> alternatives are, after all, defined as sets.  BZZZT!  "Intersection"
> here means "union", as in "If two alternatives are compatible, their
> intersection /[sic]/ is an alternative containing all of the
> assertions in both alternatives."
Actually, I am informed that it doesn't mean union, but neither does it
necessarily mean "intersection".

As a result, any examples I gave are almost certainly wrong.

I stand by my previous (virtual) rant on mathematical terms and notation.
Received on Wednesday, 25 April 2007 19:00:34 UTC

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