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Subject: Re: Hashing in distributed perft

Author: Mike Siler

Date: 09:11:02 12/19/03

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On December 19, 2003 at 02:44:44, Albert Bertilsson wrote:

>Hi!
>
>Hashing with 64bits is really quite good, even 56bits should be no problem for
>chess if the machine is not terribly fast, the game is very long and the hash
>table is really big. To be on the safe side I used 128bit keys, that is a really
>long number, not enough to store all the possible chess positions but quite
>close.
>
>I do not consider this a problem, a much bigger problem is the possibility of
>someone cheating or an unstable computer doing a misscalculation.
>
>/Regards Albert

So are you using Zobrist keys or are you trying one of the many creative ways
listed in this thread of storing a position?

Michael



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