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

Author: Alexander Kure

Date: 08:00:58 01/30/02

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On January 30, 2002 at 10:25:41, Robert Hyatt wrote:

[..]

>You can make up all the math you want, but it doesn't prove anything.  I
>_know_ that DB's branching factor was roughly 4.0, as was discussed _here_
>a few years ago after several of us looked carefully at their logs.
>
>to go to depth 18 requires 4^17 as many nodes as searching to one ply.
>4^17 = 2^18, = 262,000 roughly.

4^17 = 2^34

[..]


Greetings
Alex



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