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Subject: Re: Rybka bugs comment

Author: Eduard Nemeth

Date: 07:42:53 12/08/05

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Thank You for this nice statement Vasik Rajlich!

My Best in future,
Eduard.


On December 08, 2005 at 05:39:08, Vasik Rajlich wrote:

>Hello,
>
>I appreciate the great feedback from the testers. Rybka played over 5,000 games
>in my testing, but under very limited conditions, and many new things have
>popped up after the Beta release. Here is a list of major known problems with
>comments:
>
>1) Mating problems - essentially fixed (in full release). Rybka still won't
>always play the very fastest mate but will be _much_ more efficient. A really
>full solution requires even hash table changes and will be available as a patch
>to the first release.
>
>2) Displaying mate lengths - will be available as a patch to the first release.
>
>3) Displaying mate variations in analysis mode - fixed.
>
>4) Displaying multiple variations in analysis mode - fixed.
>
>5) 50 move repetition problems - fixed.
>
>6) Support for full UCI protocol - fixed.
>
>7) Underpromotions - will be fixed as a post-release patch.
>
>8) Crashing & hanging problems - some fixed, some being fixed. Obviously the
>highest priority at this point.
>
>9) EGTB support - added.
>
>10) Endgame knowledge - this is for Rybka 2.0. It should not be hard in
>principle, in fact I expect it to be easier than middlegame knowledge. There
>just wasn't time. I do apologize to the endgame lovers out there :)
>
>11) NPS - please don't worry about this number. Rybka uses the same CPU cycles
>as everyone else. Search is a very weird and complicated thing, every engine is
>searching 99.9% nonsense anyway.
>
>Again, I appreciate all of the great feedback and look forward to being ready
>with a stable 1.0 in a few days.
>
>Best regards,
>Vas



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