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Subject: Re: Public release of Crafty

Author: José de Jesús García Ruvalcaba

Date: 10:42:18 07/27/99

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On July 27, 1999 at 09:36:14, Robert Hyatt wrote:

>On July 27, 1999 at 06:16:36, Vincent Lejeune wrote:
>
>>Bob, Crafty 16.13 had the highest rating on ICC never reach by any other
>>version, and we discovered now after the public release that it contains bug.
>>How is it possible ?
>>Did you put an other version that wich one played on ICC ?
>
>Nope..  16.13 hit 3249 or whatever. the 'bug' is _very_ difficult to produce,
>it requires a lot of pieces on the board, including a queen, and it requires
>one king to reach the other side's first rank, and be on the side of the board
>with no pawns of any kind.  I don't think there are _any_ programs running
>today that have _no_ errors/bugs of any kind.  when you have 50,000 lines of
>C, the probability that one line has a bug is almost 1.0....
>
>
>>
>>Other reamark : we have more observations and feed back about Crafty when the
>>chessbase engine is available.
>>
>>Does anybody knows what king of transformation the chessbase team made on Crafty
>>source to make the crafty.eng ?
>>How much work that require ?
>
>no clue...

	If Chessbase modifies Crafty, isn't it supposed to publish the changes?



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