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Re: Expert systems in forth

From marcel hendrix <mhx@iae.nl>
Newsgroups comp.lang.forth
Subject Re: Expert systems in forth
Date 2026-07-19 18:01 +0200
Organization A noiseless patient Spider
Message-ID <113iscp$fjvu$1@dont-email.me> (permalink)
References (4 earlier) <92e5d326c746ff3f83df62f69c82b839@www.novabbs.com> <99f49d5350c95b72ae6370cb3d88f69c@www.novabbs.com> <f28d2621b437d26ab3d0bb57f496ba09@www.novabbs.com> <1130kl2$1vt8v$1@dont-email.me> <6a5c6296$1@news.ausics.net>

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On 7/19/2026 7:37 AM, dxf wrote:
> On 13/07/2026 3:58 am, marcel hendrix wrote:
>> On 1/5/2025 6:52 AM, ahmed wrote:
>> [..]
>>> 3- The forth words place and +place are not defined in iForth:
>>> I borrowed the definitions from gforth.
>>
>> place is called PACK , +PLACE is called PLACE+ .
> 
> Presumably that's PACK DROP
> 
> Just about every forth has PLACE while hardly any have PACK.  I have both
> as PACK has proven too handy e.g.
> 
>    : !fn ( a u handle -- a' u' )
>      >r  -blanks  max-path umin  r> cell+ pack count  2dup upper ;
> 
> Have only seen PACK in the odd Euro forth.  Anyone know its exact origin?
> 

PACK ( drop ) was mentioned in the BASIS documents we tracked for the 
Dutch tForth project (transputer Forth).

I have learned not to use nice names for (as yet) unstandardized 
features because the name or functionality may change.

-marcel

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Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-04 11:32 +0000
  Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-04 11:41 +0000
    Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-04 11:42 +0000
      Re: Expert systems in forth minforth@gmx.net (minforth) - 2025-01-04 17:46 +0000
        Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-04 19:08 +0000
          Re: Expert systems in forth mhx@iae.nl (mhx) - 2025-01-04 23:24 +0000
            Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-05 05:52 +0000
              Re: Expert systems in forth mhx@iae.nl (mhx) - 2025-01-06 14:53 +0000
                Re: Expert systems in forth dxf <dxforth@gmail.com> - 2025-01-07 13:17 +1100
                Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-07 06:28 +0000
              Re: Expert systems in forth marcel hendrix <mhx@iae.nl> - 2026-07-12 19:58 +0200
                Re: Expert systems in forth dxf <dxforth@gmail.com> - 2026-07-19 15:37 +1000
                Re: Expert systems in forth marcel hendrix <mhx@iae.nl> - 2026-07-19 18:01 +0200
                Re: Expert systems in forth dxf <dxforth@gmail.com> - 2026-07-20 15:30 +1000
        Re: Expert systems in forth anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2025-01-05 08:49 +0000
          Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-05 11:39 +0000
            Re: Expert systems in forth anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2025-01-05 15:09 +0000
              Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-05 16:38 +0000
                Re: Expert systems in forth anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2025-01-05 17:31 +0000
                Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-05 18:47 +0000
              Re: Expert systems in forth albert@spenarnc.xs4all.nl - 2025-01-05 18:51 +0100
                Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-05 19:01 +0000
                Re: Expert systems in forth melahi_ahmed@yahoo.fr (ahmed) - 2025-01-06 00:56 +0000
                Re: Expert systems in forth dxf <dxforth@gmail.com> - 2025-01-06 10:44 +1100

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