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Subject: Re: Bitboard question

Author: Robert Hyatt

Date: 15:15:41 05/26/02

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On May 26, 2002 at 16:07:41, Vincent Diepeveen wrote:

>On May 25, 2002 at 18:02:45, Gian-Carlo Pascutto wrote:
>
>>On May 25, 2002 at 17:29:03, Vincent Diepeveen wrote:
>>
>>>you know very little from programming GCP.
>>
>>I know Sjeng can do it :)
>>
>>--
>>GCP
>
>then you can do more than Bob and all of his advisors
>could imagine about a year ago in extensive discussions
>where i showed what bitboards CANNOT easily do.
>
>This was no problem for bob as he doesn't believe in
>knowledge. He believes in a bit of crude/rude/crafty
>knowledge which then has to search zillions of nodes
>a second.
>
>Most likely you do something simplistic which is rude
>and not accurate.
>
>Be happy with it.
>
>For DIEP that accuracy is not enough.
>
>That's why i can't use bitboards. Not at 64 bits not at 32 bits.
>
>Best regards,
>Vincent


I have said this before, I will say it again.  Bitboards are mathematically
provable to be just as good as any other chess board representation.  Think
about it for a minute and you will understand why.  There is nothing you can
do with your offset (mailbox) board representation that I can't do with
bitboards, and vice-versa...



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