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Thanks for that hint!
Am 02.05.2011 10:35, schrieb Damian Steer:
>
> On 2 May 2011, at 08:45, Christoph Höger wrote:
>
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>> Hi all,
>
> Hi Christoph,
>
> Minor suggestion:
>
>> ?a rdf:type modelica:Port .
>> ?b rdf:type modelica:Port .
>> ?c rdf:type modelica:Port .
>> ?a modelica:connect ?b .
>> ?b modelica:connect ?a .
>> ?b modelica:connect ?c .
>> ?c modelica:connect ?b .
>> filter not exists {
>> ?a modelica:connect ?c .
>> }
>> filter not exists {
>> ?c modelica:connect ?a .
>> }
>
> I think you want MINUS here, rather than 'filter not exists'.
>
> Damian
>
>
- --
Christoph Höger
Technische Universität Berlin
Fakultät IV - Elektrotechnik und Informatik
Übersetzerbau und Programmiersprachen
Sekr. TEL12-2, Ernst-Reuter-Platz 7, 10587 Berlin
Tel.: +49 (30) 314-24890
E-Mail: [email protected]
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