Path: utzoo!mnetor!uunet!seismo!sundc!pitstop!sun!decwrl!midevl.dec.com!barabash
From: barabash@midevl.dec.com (Digital has you now!)
Newsgroups: comp.ai
Subject: Re: Student versions of OPS5
Message-ID: <8803161533.AA03130@decwrl.dec.com>
Date: 16 Mar 88 15:33:37 GMT
Organization: Digital Equipment Corporation
Lines: 13


  In article <26695@aero.ARPA> srt@aero.UUCP (Scott R. Turner) writes:
> I don't think the Vax version [of OPS5] uses Rete (at least, it allows
> calculations in the LHS).
 
  In fact, VAX OPS5 uses the high-performance compiled Rete, first used
  by OPS83, wherein each node in the network is represented by machine
  instructions.  This makes it easy for the compiler to support inline
  expression evaluation and external function calls in the LHS.

	Bill Barabash
	DEC AI Advanced Systems & Tools
	barabash@rachel.dec.com