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Subject: Re: 6Man and 7Man Tablebase

Author: Slater Wold

Date: 05:34:33 11/06/01

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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.



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