NOT EXISTS {P} = ! (EXISTS {P} ) , yes?

From: Axel Polleres <axel.polleres@deri.org>
Date: Tue, 5 Oct 2010 16:59:24 -0400
To: SPARQL Working Group <public-rdf-dawg@w3.org>
Message-Id: <CD5B8E10-F152-4A09-AD66-EE670860A57D@deri.org>

just to be clear... NOT is just syntactic sugar for !, yes? i.e.

FILTER (NOT EXISTS {P} )  = FILTER ( ! (EXISTS {P} ) ) , yes?

and likewise for NOT IN...

is that observation correct?

Thanks for clarification,

Axel

Received on Tuesday, 5 October 2010 21:00:03 UTC