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Subject: Re: Chess960 mirror positions -> Chess480

Author: Tord Romstad

Date: 07:18:44 08/01/05

Go up one level in this thread

On August 01, 2005 at 10:07:49, Andreas Stabel wrote:

>Chess 960 is really chess 480 since half the positions are mirror images of
>other positions and therefore funtionally identical.
>
>I do not understand why these mirror positions have not been eliminated.

Because they are *not* functionally identical.  Castling is not symmetrical.
When castling queenside, the king ends up on c1/c8, when castling kingside,
the king ends up on g1/g8.

Tord

• Re: Chess960 mirror positions -> Chess480 Andreas Stabel 00:00:54 08/02/05
• Re: Chess960 mirror positions -> Chess480 F. Huber 07:30:29 08/01/05
  • Re: Chess960 mirror positions -> Chess480 Volker Annuss 08:32:28 08/01/05
    • Re: Chess960 mirror positions -> Chess480 David Dahlem 12:55:58 08/01/05
      • Re: Chess960 mirror positions -> Chess480 F. Huber 13:20:39 08/01/05
  • Re: Chess960 mirror positions -> Chess480 Tord Romstad 08:19:54 08/01/05
    • Re: Chess960 mirror positions -> Chess480 Jeff Lischer 08:34:34 08/01/05
    • Re: Chess960 mirror positions -> Chess480 F. Huber 08:26:38 08/01/05
      • Re: Chess960 mirror positions -> Chess480 Tord Romstad 08:40:29 08/01/05
        • Re: Chess960 mirror positions -> Chess480 F. Huber 09:00:42 08/01/05
          • Re: Chess960 mirror positions -> Chess480 Eduard Nemeth 09:55:29 08/01/05
            • Re: Chess960 mirror positions -> Chess480 F. Huber 10:06:06 08/01/05
              • Re: Chess960 mirror positions -> Chess480 Eduard Nemeth 12:27:44 08/01/05

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