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

Author: Gian-Carlo Pascutto

Date: 07:52:52 01/30/02

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On January 30, 2002 at 10:48:05, Tony Werten 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.
>
>Very roughly. 4^17= 17,179,869,184

4^17 = 2^34

of course, and not 2^18 :)

Now I remember why I study maths/physics, and not CS :)

--
GCP



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