- The Fifty-eighth Spirit is Amy, or Avnas. He is a Great President, and appeareth at first in the form of a Flaming Fire; bur after a while he putteth on the Shape of a Man. His Office is to make one Wonderful Knowing in Astrology and all the Liberal Sciences. He giveth Good Familiars and can bewray Treasure that is kept by Spirits. He governeth 36 Legions of Spirits, and his Seal is this, etc. in Aleister Crowley (1904). The Book of the Goetia of Solomon the King. pp. 30, Amy seal from Wikimedia Commons↩︎
Amy,
a Chess Engine Communication Protocol aka XBoard compliant open source chess program under the GNU General Public License by Thorsten Greiner, written in C. Its development started in 1993 on the Amiga 1, and continued on Unix platforms, in particular FreeBSD 2. Amy 0,6 was ported to Windows for WinBoard by Dann Corbit in early 2000 3. Amy played the WMCCC 1995 in Paderborn and multiple International Paderborn Computer Chess Championships.
Contents
Features
Board Representation
- Bitboards
- Incremental Updated Attack Tables à la Chess 4.x (atkTo[64], atkFr[64]) 4
Search
- ABDADA
- Iterative Deepening
- Aspiration Windows
- NegaScout
- Transposition Table
- Move Ordering
- SEX Algorithm
- Interior Node Recognizer
- Quiescence Search
Evaluation
- Millipawn Resolution
- Evaluation Hash Table
- Material
- Bishop Pair
- Piece-Square Tables
- Development
- Mobility
- Knight Outpost
- Pawn Hash Table
- Pawn Structure
- King Safety
Misc
See also
Forum Posts
2000
- Amy-0.6 released by Thorsten Greiner, CCC, February 04, 2000
- Something interesting about Amy by Dann Corbit, CCC, February 05, 2000
- Amy 0,6 für Winboard by Dann Corbit, Winboard Forum, February 05, 2000
- New version of Amy should now multithread properly by Dann Corbit, CCC, February 08, 2000
- Re: Amy and Isi at Paderborn? =( by Thorsten Greiner, CCC, February 14, 2000
- Amy-0.7 released by Thorsten Greiner, CCC, March 22, 2000
- New Amy Update (0.7) by Dann Corbit, CCC, March 23, 2000
- Amy play very strong in my FQ-2 tournament ! by Frank Quisinsky, Winboard Forum, April 20, 2000
Re: Amy play very strong in my FQ-2 tournament ! by Thorsten Greiner, Winboard Forum, April 25, 2000
- Amy Source Code Is Outstanding Re: Quality source code by Brian Richardson, CCC, November 21, 2000
- Usage of egtb.cpp in GPL software (Amy, ExChess, ...) by Gian-Carlo Pascutto, CCC, December 05, 2000 » EXchess
Re: Usage of egtb.cpp in GPL software (Amy, ExChess, ...) by Eugene Nalimov, CCC, December 05, 2000 » Nalimov Tablebases
2002 ...
- Amy question... by Jonas Cohonas, CCC, April 21, 2002
- Great news from Thorsten Greiner: New Amy v0.8!! by Leo Dijksman, Winboard Forum, July 24, 2002
- Amy 0.8 by Jonas Cohonas, CCC, July 28, 2002
- Amy 0.8.1 by Thorsten Greiner, Winboard Forum, July 29, 2002
- Amy 0.8.4 by Thorsten Greiner, Winboard Forum, June 23, 2003
- for Dann Corbit about Amy 0.87 by Wilhelm Hudetz, CCC, September 20, 2005
- Amy 0.8 mp x64 Windows build available by Jim Ablett, CCC, December 31, 2007
2010 ...
- Comet B15, Amy 0.6 Green Light Chess 2.07a available ... by Frank Quisinsky, CCC, February 04, 2010 » Comet, Green Light Chess
External Links
Chess Engine
- Amy compiled by Jim Ablett, hosted by Kirill Kryukov
- Amy 0.87b in CCRL 40/40
Misc
Demonology
- Amy (demon) from Wikipedia
- Pseudomonarchia Daemonum from Wikipedia
- List of demons in the Ars Goetia from Wikipedia
References
Re: Amy play very strong in my FQ-2 tournament ! by Thorsten Greiner, Winboard Forum, April 25, 2000↩︎
Index of /pub/FreeBSD-Archive/old-releases/pc98/5.3-RELEASE/packages/games/↩︎
Amy 0,6 für Winboard by Dann Corbit, Winboard Forum, February 05, 2000↩︎
David Slate, Larry Atkin (1977). Chess 4.5 - The Northwestern University Chess Program. Chess Skill in Man and Machine, reprinted (1988) in Computer Chess Compendium↩︎