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Subject: Re: LG2000 vs Crafty more results

Author: Mogens Larsen

Date: 10:40:32 05/26/00

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On May 26, 2000 at 12:03:54, blass uri wrote:

>There is a basis for such an assumption if the program is not stupid(otherwise
>the program will not change its mind).
>
>It is easy to do programs that change their mind only at the end of the
>iteration but programmers do not do it because it is silly not to change your
>mind when most of the chances are that the new move is better.
>
>Suppose move A is the best move after 9 plies search.
>The first move to analyze at depth 10 is always move A.
>
>If the program changes its mind from move A to move B at depth 10 then I can be
>sure that move A will not be selcted at depth 10 even if you stop at the end of
>the iteration and not in the middle of the iteration.

This is still a shallow foundation to base an assumption of a better move on. If
your explanation is correct, which I don't doubt, then there's little to be
gained from pondering. It's only useful if you reach an extra ply and not just
half an iteration. However, I do find it hard to believe that move A is
discarded completely at depth 10 due to a single iteration. Is that true?

Best wishes...
Mogens



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