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Re: [Bug-gnubg] Re: Beaver bug
From: |
Joern Thyssen |
Subject: |
Re: [Bug-gnubg] Re: Beaver bug |
Date: |
Thu, 31 Jul 2003 06:37:01 +0000 |
User-agent: |
Mutt/1.4.1i |
On Wed, Jul 30, 2003 at 11:49:40PM -0400, Christopher D. Yep wrote
> To answer my own bug report, I forgot that beavers may be dropped. gnubg
> is actually giving correct interpretations of its 0-ply, 2-ply, and 4-ply
> evaluations. At 0-ply, 2-ply, and 4-ply, O is actually *too good* to
> beaver since the reported normalized equities for redouble/take (4.297,
> 4.237, and 4.107 respectively) are > 2.000. If O mistakenly beavers, X
> should pass the beaver, giving up only 2 times the original cube value.
Exactly.
Originally this was a bug in gnubg, so you could double yourself out of
a backgammon.
Jørn