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Subject: Re: No progress possible

Author: Vasik Rajlich

Date: 15:23:44 12/25/05

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On December 25, 2005 at 14:45:15, Jan Kiwitter wrote:

>Hi Vas
>
>>Yup. Rybka 1.2 will actually do ok here, but there are some deeper questions.
>>One idea I have thought about a little bit is that an advantage should grow over
>>time (ie with more search). I think it's true of every serious advantage, but
>>the opposite may be true of small advantages.
>
>Interesting idea. Maybe one could say that if one is for example at least a
>minor piece ahead (which means the advantage should normally grow rather fast)
>but still the program cannot see any progress within a certain number of moves
>then the possibility is rather high that the position is drawish (for example
>blocked.
>
>Greetings
>Jan

Yup.

At the extreme point, every winning position searched deeply enough will result
in a mate score. The question is if this also works on a smaller scale.

Vas



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