Re: [CS3304_1381] binding a logical variable to a list

Nathan Conklin (Nathan.Conklin@VT.EDU)
Sat, 22 Apr 2000 17:37:04 -0400

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Message-ID:  <200004222137.RAA12726@e115101.vtacs.com>
Date:         Sat, 22 Apr 2000 17:37:04 -0400
From: Nathan Conklin <Nathan.Conklin@VT.EDU>
Subject:      Re: [CS3304_1381] binding a logical variable to a list

>
> factor([Head|Tail], Answer) :-
> is_list(Head), Answer is Head. ??
>
> How do I bind answer to the first element in the list ( [3,1] )?
>

   /*
     the list that I pass in looks like this: [[3,1],plus,[2,1]]
   */
   factor([Answer|_Tail], Answer) :- is_list(Answer).

--
Nathan Conklin
Nathan.Conklin@vt.edu
540-953-2254

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