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Subject: Re: For the Tablebase Experts

Author: Ed Trice

Date: 17:53:03 01/19/04

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Hi Guy,

>
>The 4-fold symmetry of (Gothic) Chess is factored out before Eugene starts
>counting.
>
>In fact, the positions usually go around in 8s, but not always.
>

Yes, with the 80 square board, I cannot reduce the symmetry any further. I
contrain the white king to 20 squares, and the (usually) mated king, black, has
free roaming over all 80.

>There's also usually a 'spike' of 'wins in 1' in EGTs, as the loser's men can be
>placed in many ways so that they are irrelevant to the next move.
>

I had not thought of that, and it makes perfect sense.



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