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Subject: Re: 10^120 is the answer regis!

Author: Tania Devora

Date: 11:10:01 12/23/00

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On December 23, 2000 at 12:44:52, Robert Hyatt wrote:

>On December 23, 2000 at 12:25:18, Uri Blass wrote:
>
>>On December 23, 2000 at 09:01:29, Joshua Lee wrote:
>>
>>>this is over a google and even if your program could search at 5 trillion nodes
>>>per second it wouldn't solve chess in your lifetime.
>>>
>>> 64^64 is one number that comes to mind  3.9402006196394479212279040100144e+115
>>
>>The number of leagl positions is clearly smaller than 64^64.
>>
>>I do not understand why do you think about 64^64.
>>
>>Uri
>
>
>I still think 10^120 is a reasonable estimate, because a position  is not just
>made up of the pieces on the board.  It _also_ includes the game history up to
>that position, because of 50 move and repetition considerations.  The _same_
>position can occur with many different game histories, and each of those
>positions would be unique as far as the game of chess goes.  Thinking about it,
>10^120 might be off by a few hundred zeroes, in fact...




Anybody can write how many numbers are 10^120? I dont have idea how many is
that.  Thanks.




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