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Subject: Re: Whither Null Move?

Author: Antonio Dieguez

Date: 22:02:26 08/18/01

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On August 19, 2001 at 00:56:05, Stuart Cracraft wrote:

>
>>
>>The nullmove is R=3 but I use a small margin when falling into the qsearch.
>>The condition is something like this:
>>if ((depth>3 && eval>=beta) || (depth<=3 && eval>=beta+margin))
>
>Is your null move in your main search or your qsearch? I've heard it done
>with both.

it is in my main search, sure, starting when 2 plies have been played until
there is still 2 ply for qsearch.

In the qsearch? sure? if the eval is lower than beta that thing will not cutoff.



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