Re: CPUs at 30 Ghz in the year 2005

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Article #2052

#2052

From: Robert Hyatt
Date: Fri, 18 May 2001 17:29

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In rec.games.chess.computer liam@ork.net wrote:
> In rec.games.chess.politics Robert Hyatt <hyatt@crafty.cis.uab.edu> wrote:

>> Here is a terrifying thought:  If you make the raw assumption that there
>> are 10^50 chess positions possible (this is based on many attempts to
>> find the smallest number of bits necessary to store any legal chess position
>> plus enpassant status and castling status), then the tablebase generator
>> has an interesting task:

> You don't need to search them all. Once you have a won position, you don't
> need to analyze every position from there.

Suppose the won position is the _last_ one you search?


> For example, give me a "dead" position, a knight up, and it's a
> theoretical win, I can assure you, even if I might not win it against
> Kasparov.


OK... I have a rook and king...  you have a rook, king and knight.
That is a dead position.  And you will _never_ win it.


-- 
Robert Hyatt                    Computer and Information Sciences
hyatt@cis.uab.edu               University of Alabama at Birmingham
(205) 934-2213                  115A Campbell Hall, UAB Station 
(205) 934-5473 FAX              Birmingham, AL 35294-1170

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From: Robert Hyatt <hyatt@crafty.cis.uab.edu>
Newsgroups: gnu.chess,rec.games.chess.analysis,rec.games.chess.computer,rec.games.chess.misc,rec.games.chess.politics
Subject: Re: CPUs at 30 Ghz in the year 2005
Date: 18 May 2001 17:29:20 GMT
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