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Subject: Re: FULL ply 9 is 2.439.530.234.167 positions!!!!!!!!!!!!!!!

Author: Eran

Date: 09:29:00 06/22/99

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On June 22, 1999 at 12:11:54, Michel Langeveld wrote:

>Hello Chess World!!
>
>the complete table becomes:
>
>Ply(0) Nodes=             1
>Ply(1) Nodes=            20 = 20,00x ply(0)
>Ply(2) Nodes=           400 = 20,00x ply(1)
>Ply(3) Nodes=          8902 = 22,26x ply(2)
>Ply(4) Nodes=        197281 = 22,16x ply(3)
>Ply(5) Nodes=       4865609 = 24,66x ply(4)
>Ply(6) Nodes=     119060324 = 24,47x ply(5)
>Ply(7) Nodes=    3195901860 = 26,84x ply(6)
>Ply(8) Nodes=   84998978956 = 26,60x ply(7)
>Ply(9) Nodes= 2439530234167 = 28,70x ply(8)
>
>Ply 9 is interesting because white-promotions and white long castling is added
>for the first time.
>
>Volunteers for doing ply 10 or verify ply 9 :-P ? Maybe we can calculate this
>distributedly...
>
>Kind regards,
>
>Michel Langeveld

What computer and what software did it?

Eran



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