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Julien MARCEL
Joined: 05 May 2008
Posts: 2269
Location: Nantes (France)
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 Post subject: Re: Prove that a position is legal and reachable. Posted: Wed May 16, 2012 1:55 pm |
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| rbarreira wrote: |
| I wouldn't be surprised if there are some examples of positions which are known to be impossible to reach, yet the process for concluding so is not at all simple. If there are such positions it would give you an idea of the difficulty level of your problem. |
[d]rnbkqbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBKQBNR w KQkq - 0 1
Here's one! ^^
_________________
 Author of Prédateur chess engine: http://predateur-chess.blogspot.fr |
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| Subject |
Author |
Date/Time |
 Prove that a position is legal and reachable. |
Dustin Yoder |
Wed May 16, 2012 11:23 am |
| Re: Prove that a position is legal and reachable. |
Julien MARCEL |
Wed May 16, 2012 11:45 am |
| Re: Prove that a position is legal and reachable. |
Arpad Rusz |
Wed May 16, 2012 1:22 pm |
| Re: Prove that a position is legal and reachable. |
Uri Blass |
Wed May 16, 2012 1:28 pm |
| Re: Prove that a position is legal and reachable. |
Ricardo Barreira |
Wed May 16, 2012 1:49 pm |
| Re: Prove that a position is legal and reachable. |
Julien MARCEL |
Wed May 16, 2012 1:55 pm |
| Re: Prove that a position is legal and reachable. |
Sven Schüle |
Wed May 16, 2012 2:43 pm |
| Re: Prove that a position is legal and reachable. |
H.G.Muller |
Wed May 16, 2012 6:25 pm |
| Re: Prove that a position is legal and reachable. |
George Tsavdaris |
Sat May 19, 2012 2:22 pm |
| Re: Prove that a position is legal and reachable. |
Edmund Moshammer |
Wed May 16, 2012 2:49 pm |
| Re: Prove that a position is legal and reachable. |
George Tsavdaris |
Sat May 19, 2012 1:50 pm |
| Re: Prove that a position is legal and reachable. |
Joona Kiiski |
Wed May 16, 2012 6:39 pm |
| Re: Prove that a position is legal and reachable. |
H.G.Muller |
Wed May 16, 2012 6:50 pm |
| Re: Prove that a position is legal and reachable. |
Alex Brown |
Wed May 16, 2012 10:57 pm |
| Re: Prove that a position is legal and reachable. |
Sven Schüle |
Thu May 17, 2012 9:01 pm |
| Re: Prove that a position is legal and reachable. |
Sven Schüle |
Thu May 17, 2012 9:27 pm |
| Re: Prove that a position is legal and reachable. |
Arpad Rusz |
Thu May 17, 2012 9:58 pm |
| Re: Prove that a position is legal and reachable. |
George Tsavdaris |
Sat May 19, 2012 2:40 pm |
| Re: Prove that a position is legal and reachable. |
Sven Schüle |
Sat May 19, 2012 8:56 pm |
| Re: Prove that a position is legal and reachable. |
Alex Brown |
Sat May 19, 2012 9:27 pm |
| Re: Prove that a position is legal and reachable. |
Uri Blass |
Thu May 17, 2012 2:55 am |
| Re: Prove that a position is legal and reachable. |
H.G.Muller |
Thu May 17, 2012 8:39 am |
| Algorithm Ideas |
Dustin Yoder |
Wed May 16, 2012 6:48 pm |
| Re: Algorithm Ideas |
fernando |
Sat May 19, 2012 5:12 pm |
| Re: Prove that a position is legal and reachable. |
Robert Hyatt |
Thu May 17, 2012 9:59 pm |
| Re: Prove that a position is legal and reachable. |
George Speight |
Fri May 18, 2012 2:34 am |
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