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Subject: Re: An improvement to null move search

Author: Grzegorz Sidorowicz

Date: 06:13:13 04/07/04

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On April 07, 2004 at 08:51:33, Grzegorz Sidorowicz wrote:

>In my program I don't make null move when rule50 is higher or equal to 5
>and it is not endgame. It is not very big improvement but some times with it
>my program find solutions much faster.
>Currently I have new idea.
>If rule50 is higher or equal to 5 null move can be danger and
>we can a little wait with doing null move.
>If for example 0 is higher than alpha we can genrate moves and try find
>one repetition.

Of course we don't must generate all moves, we need only one move for
detect repetition

>...If one repetition not exist we do null moves.
>This idea is not tested by me.



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