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Subject: Re: mate threat extension/null move

Author: Don Beal

Date: 02:57:36 10/05/04

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>by this:
>    // test for null move prune
>    value = -search(bd,sdepth-1-reduction,ply,-beta,-beta+1,
>	mvstr,SAVETOP,verify,REDUCENOTOK,checked) + WACBOOST;
>where WACBOOST is a bias that increases tactical prunes.

Correction to my last post.  That should have been:

  value = -search(bd,sdepth-1-reduction,ply,-beta+WACBOOST,-beta+1+WACBOOST,
	mvstr,SAVETOP,verify,REDUCENOTOK,checked) + WACBOOST;



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