Sharp Chess

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**#Chess**, (SharpChess, Sharp Chess)
an [[Open Source Engines|open source chess program]] written by [[Albert Bertilsson]] in [[C sharp|C#]], running on [[Microsoft]] [[Windows]] with [[https://en.wikipedia.org/wiki/.NET_Framework|.NET framework]]. The project has been finished in early 2003 in favor to [[Sharper]] written in [[Cpp|C++]] <ref>[[https://web.archive.org/web/20070607093301/http://www.albert.nu/default.asp?sub=programs/default.asp?sub=sharpchess/main.htm|#Chess]] ([[https://en.wikipedia.org/wiki/Wayback_Machine|Wayback Machine]])</ref>. 

=Description=
#Chess uses an [[8x8 Board|8x8 board]] maintained by a [[Negamax|negamax]] [[Alpha-Beta|alpha-beta]] [[Search|search]] with [[Transposition Table|transposition table]] inside an [[Iterative Deepening|iterative deepening]] loop. [[Evaluation]] is primarily due to [[Material|material balance]] (MB) - a positional bonus based on [[Piece-Square Tables|piece-square tables]] might be skipped by [[Lazy Evaluation|lazy evaluation]] if MB is at least 50 [[Centipawns|centipawns]] outside the [[Window|alpha-beta window]]. #Chess features a [[Perft|peft]] and [[Perft#Divide|divide]] command <ref>Description based on source code of v 0.06,  [[https://web.archive.org/web/20070607093301/http://www.albert.nu/default.asp?sub=programs/default.asp?sub=sharpchess/main.htm|#Chess]]</ref>.

=Namesake=
* [[SharpChess]] by [[Peter Hughes]]

=See also=
* [[Sharper]]

=Forum Posts=
* [[http://www.open-aurec.com/wbforum/viewtopic.php?f=18&t=40734|#Chess version 0.04 released]] by [[Albert Bertilsson]], [[Computer Chess Forums|Winboard Forum]], January 12, 2003
* [[http://www.open-aurec.com/wbforum/viewtopic.php?f=18&t=40841|SharpChess version 0.05 released]] by [[Albert Bertilsson]], [[Computer Chess Forums|Winboard Forum]], January 18, 2003
* [[http://www.open-aurec.com/wbforum/viewtopic.php?f=18&t=41498|Engine and source release for SharpChess]] by [[Albert Bertilsson]], [[Computer Chess Forums|Winboard Forum]], March 01, 2003

=External Links=
* [[https://web.archive.org/web/20070607093301/http://www.albert.nu/default.asp?sub=programs/default.asp?sub=sharpchess/main.htm|#Chess]] ([[https://en.wikipedia.org/wiki/Wayback_Machine|Wayback Machine]])

=References=
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=What links here?= 
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