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Subject: Re: Hashing

Author: Keith Evans

Date: 11:57:50 04/04/03

On April 04, 2003 at 14:40:44, Russell Reagan wrote:

>I would like to know which elements of the position are commonly included in
>hash signatures, and the issues with including or excluding certain elements.
>Currently, I am including the board, the side to move, castling rights, and en
>passant square.
>
>I'm not sure how important it is to hash the en passant square, since ep squares
>regularly exist, but an ep capture is legal only a small percentage of that
>time.
>
>I'm also not sure how important it is to hash the castling rights, since if the
>castling rights are different, it's likely that the board is too.

What do you think you will gain by excluding certain elements?

Keith

Re: Hashing Russell Reagan 12:06:37 04/04/03
- Re: Hashing Robert Hyatt 19:14:02 04/04/03
  - Re: Hashing Ian Osgood 10:05:35 04/05/03
    - Re: Hashing Robert Hyatt 19:53:54 04/05/03
- Re: Hashing Dieter Buerssner 13:11:48 04/04/03
  - Re: Hashing Dave Gomboc 19:03:43 04/04/03
  - Re: Hashing Russell Reagan 13:40:07 04/04/03
    - Re: Hashing Dieter Buerssner 13:55:02 04/04/03
      - Re: Hashing Russell Reagan 14:10:15 04/04/03
        
        Re: Hashing Dieter Buerssner 11:58:49 04/05/03
        
        Re: Hashing Sune Fischer 17:02:16 04/04/03
        
        Re: Hashing Russell Reagan 17:23:44 04/04/03
        
        Re: Hashing Sune Fischer 17:46:21 04/04/03
        
        Re: Hashing Dieter Buerssner 12:26:18 04/05/03
        
        Re: Hashing Russell Reagan 15:35:53 04/04/03
        
        Re: Hashing Angrim 10:52:54 04/05/03
        
        Re: Hashing Russell Reagan 11:06:05 04/05/03
        
        Re: Hashing Uri Blass 11:23:19 04/05/03
- Re: Hashing Angrim 13:04:03 04/04/03
- Re: Hashing Steve Maughan 13:00:06 04/04/03

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