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Subject: Re: Conspiracy Numbers Search

Author: Martin Giepmans

Date: 12:41:24 11/11/05

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On November 11, 2005 at 15:30:59, Dann Corbit wrote:

>On November 11, 2005 at 15:12:14, Maurizio Monge wrote:
>
>>Hi,
>>i've found that there was a lot of research about conspiracy numbers search
>>algorithms.
>>Does anybody know if someone tried to make a chess program with it?
>>AFAIK, it is not used on any modern chess program that i know of (like fruit,
>>crafty, etc), does this means that the idea cannot be succesfully applied to
>>chess?
>
>It is used to prove mates and things like that.
>GCP did use it in a pervious version of Sjeng.


I think what GCP used was proof-number search.
IIRC, Ulf Lorenz of Paderborn University used conspiracy numbers search in his
chess engine (on a parallel computer with many processors).

Martin



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