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Subject: Re: PV moves extensions

Author: Steve Maughan

Date: 08:15:33 08/31/01

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Bob,

>>Or are you defining a PV search as any search that could result in a PV from
>>the root?

>Yes to your last question.  This is a "hard" search to do, and without good
>move ordering, it becomes harder still.  Hence the internal iterative deepening
>to help it out.

OK.  If this the case then can't you detect a PV node as:

 PV When (beta-alpha)>1?

Regards,

Steve



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