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'''[[Main Page|Home]] * [[Engines]] * Minimax'''

a didactic [[Open Source Engines|open source chess program]] written in [[Basic|QuickBASIC]] by [[Dieter Steinwender]] and [[Chrilly Donninger]], which appeared 1995 in Steinwender's and [[Frederic Friedel|Friedel's]] German book ''Schach am PC'' <ref>[[Dieter Steinwender]], [[Frederic Friedel]] ('''1995'''). ''Schach am PC, Bits und Bytes im königlichen Spiel''. Markt und Technik Buch 1995, ISBN: 978-3-87791-522-6 (German)</ref>. The program is apparently based on Donninger's 1994 [[C]] program with the same name , and a program published by Steinwender in [[Computerschach und Spiele]] 1984 <ref>[http://www.stmintz.com/ccc/index.php?id=286508 qBASIC Chess program - from 1984 by Dieter Steinwender] by [[Michael Byrne|Mike Byrne]], [[CCC]], February 23, 2003</ref>. Minimax features a [[Mailbox]] board representation with offset [[Move Generation|move generation]], [[Aspiration Windows|aspiration]] [[Alpha-Beta|alpha-beta]] search within an [[Iterative Deepening|iterative deepening]] framework. Minimax has been converted to a [[WinBoard]] chess engine by [[Thomas McBurney]] in 2003 <ref>[http://home.pacific.net.au/%7Etommyinoz/minimax.html Minimax in BASIC] converted to [[WinBoard]] by [[Thomas McBurney]]</ref>. [[Martin Bauer]] ported Minimax to [[Delphi]] and further applied enhancements for the [[UCI]] compliant [[DelphiMax]].