Path: utzoo!attcan!uunet!mcsun!ukc!axion!holly!crich
From: crich@holly.axion.bt.co.uk (Clive Rich)
Newsgroups: comp.lang.prolog
Subject: Re: Novice RETRACT question
Keywords: Prolog
Message-ID: <1990Aug3.134458.29534@axion.bt.co.uk>
Date: 3 Aug 90 13:44:58 GMT
Sender: news@axion.bt.co.uk
Reply-To: crich@holly.axion.bt.co.uk (Clive Rich)
Organization: British Telecom Research Labs
Lines: 14

> Hello.  I'm teaching myself Prolog ...
>   ...
> While I have the _Clocksin & Mellish, 2nd ed._ book, I haven't found a
> *really good* tutorial.

Another Book is well worth a look is Ivan Bratko
Proramming in Prolog

Also Clocksin & Mellish has had further editions since your copy.
It is now in fact a completely different animal. 

Regards Clive Rich

If dont believe in any so-called witty sayings