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Subject: Re: 6Man and 7Man Tablebase

Author: Dann Corbit

Date: 10:30:56 11/06/01

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On November 06, 2001 at 08:34:33, Slater Wold wrote:

>On November 06, 2001 at 08:19:04, Simon Finn wrote:
>
>>On November 05, 2001 at 21:08:43, Slater Wold wrote:
>>
>>>Geez.  That is incredible.  The decompressed 5's are probably 20GB.  (Compressed
>>>they are 7GB.)
>>>
>>>All that computing power, to create the krrrrk in 4 months.  How exciting.  :)
>>
>>Where do you get the figure of 4 months for krrrrk from?
>>
>>Due to the internal 24-way symmetry (4! = 24), krrrrk should be
>>slightly smaller than krpkr. The longest mate is much shorter
>>so generating krrrrk should require fewer iterations than
>>generating krpkr; this counter-balances the increased branching
>>factor.
>>
>>Generating krpkr on an 1333 Athlon took roughly 2 days;
>>I would expect krrrrk also to be do-able in a couple of days
>>on a decent machine.
>>
>>Or does Nalimov's code process each krrrrk position 24 times
>>on each iteration?
>>
>>Simon
>
>
>No idea.  I was being sarcastic.

I just download them.  Takes a couple minutes for the really big ones.

Sure beats building them from scratch.



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