Re: how to make this fail driven loop succesfull ?
Roelof Wobben <[email protected]>
| Newsgroups | gmane.comp.ai.prolog.swi |
|---|---|
| Message-ID | <[email protected]> |
Thanks. Learned another things. Rules can be powerfull but also difficult. Tommorow try to make more rules like brother, sister and so on. By the way I follow the adventure in prolog of Amzi. Roelof ---------------------------------------- > Date: Sat, 8 Mar 2014 22:05:24 +0100 > From: [email protected] > To: [email protected] > Subject: Re: [SWIPL] how to make this fail driven loop succesfull ? > > On 2014-03-08 22:00, Roelof Wobben wrote: >> I have tried to add siblings(_) but with no success > > You need siblings(_,_). In Prolog, a predicate is identified by functor > *and* number of arguments. siblings with 1 argument (referred to as > siblings/1) is completely different from siblings with 2 arguments > (referred to as siblings/2). > _______________________________________________ > SWI-Prolog mailing list > [email protected] > https://lists.iai.uni-bonn.de/mailman/listinfo.cgi/swi-prolog