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Subject: Re: Question on Probing Hash Table for Best Move in QSearch

Author: Tony Werten

Date: 01:06:13 12/07/04

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On December 07, 2004 at 00:12:34, Michel Langeveld wrote:

>I probe the hashtable in QSearch with depth 0, and store qsearch nodes with
>depth 0 into the hashtable in my program Nullmover. If the move is above beta
>then I produce a cut off immediatly.

Why not also when it is below alpha or exact ?

Tony

>
>In all QSearch nodes I generate the captures/queen promotions and then
>selectsort these moves. If a move is the same as the hashtable move then I sort
>at the top of the list.
>
>This seems to work in allmost all positions slightly (10%) faster then when I
>don't use hash in QSearch at all.
>
>Michel



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