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Subject: Re: Mathematical impossibilities regarding Deep Blue statements by Bob

Author: Uri Blass

Date: 12:26:46 01/30/02

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On January 30, 2002 at 14:56:00, Dann Corbit wrote:

>On January 30, 2002 at 14:47:42, Uri Blass wrote:
>[snip]
>>Yes but I understood that Deeper blue did not use pruning except maybe qsearch
>>and most of the nodes in the tree are not qsearch nodes.
>
>On whose testimony do you base this assumption?

I based my assumption on the knowledge that Hsu was against pruning and he never
published information about other ways of pruning when there is information
about singular extensions and even extensions when there are only 2 good moves.

Uri



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