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Subject: Re: The need to unmake move

Author: Robert Hyatt

Date: 10:18:49 09/03/03

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On September 03, 2003 at 10:35:11, Gian-Carlo Pascutto wrote:

>On September 03, 2003 at 10:26:19, Sune Fischer wrote:
>
>>>What is your point?
>>
>>Heh :)
>>
>>You said (remote) checking for fail_high conditions at every node was required,
>>and I disagree.
>
>I never say 'at every node'.
>
>Each time you get a subtree score, you must send out the score update to
>all processors, or store it locally and rely on remote processors to check
>it in your memory.
>
>Either way, you need remote accesses.
>
>Got it now?
>
>--
>GCP

No, because you don't have to do that.  You _can_ ask "did my score appear
to change alpha/beta bounds at the split point?"  If the answer is no, you
do nothing.  That is the case 99% of the time.



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