Subject: [SWIPL] constraint library?

From: Sebastian Sardina <[email-masked]>
Date: Thu, 7 Jun 2001 16:28:51 -0400

I have asked this question before. 
Either it was too stupid (most probably) or nobody saw my
message.  Anyway, I re-post it:

Does SWI have any constraint library or module? 

Thanks  

Sebastian