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Subject: Re: razoring question

Author: Pallav Nawani

Date: 13:43:35 04/17/04

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On April 16, 2004 at 06:11:29, Daniel Shawul wrote:

>Hello
>
>Where can i find material about razoring. I don't mean that used by
>Darkthought. But at ply depth > 3. I have tried the the CCC search engine
>but everything I read is very frustrating. Everybody seems to dump other
>selective search techniques now that we have null move. Is it because they are
>too bad or hard to handle? Can I use null move and razoring combined to a good
>effect.
>
>regards
>daniel
>
>P.S : Is there a strong engine known to use razoring effectively?

Beowulf uses razoring & Null moves aggressively. Perhaps a bit too aggressively,
I think.



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