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Amy,
an open source chess program under the GNU General Public License by Thorsten Greiner, written in C. Amy applies ABDADA [1] [2] inside a NegaScout framework [3] as parallel search algorithm, further using fractional ply extensions aka the SEX Algorithm [4], Null Move Pruning [5], and Extended Futility Pruning [6]. Amy played the WMCCC 1995 in Paderborn and various International Paderborn Computer Chess Championships.
The Seal of Amy [7]

See also


Forum Posts


External Links

Chess Engine

Misc

Demonology


References

  1. ^ Re: Deep Sjeng testers wanted by Gian-Carlo Pascutto, CCC, August 29, 2002
  2. ^ Jean-Christophe Weill (1996). The ABDADA Distributed Minimax Search Agorithm. Proceedings of the 1996 ACM Computer Science Conference, pp. 131-138. ACM, New York, N.Y, reprinted ICCA Journal Vol. 19, No. 1, zipped postscript
  3. ^ Something interesting about Amy by Dann Corbit, CCC, February 05, 2000
  4. ^ David Levy, David Broughton, Mark Taylor (1989). The SEX Algorithm in Computer Chess. ICCA Journal, Vol. 12, No. 1, pp. 10-21.
  5. ^ Chrilly Donninger. (1993). Null Move and Deep Search: Selective-Search Heuristics for Obtuse Chess Programs. ICCA Journal, Vol. 16, No. 3, pp. 137-143.
  6. ^ Ernst A. Heinz (1998). Extended Futility Pruning. ICCA Journal, Vol. 21, No. 2, pp. 75-83
  7. ^ Amy from Demonology by Joan De La Haye
  8. ^ The demon Bael from Collin de Plancy's Dictionnaire Infernal, 1862

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