Pawny

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|| [[image:pawny.jpg link="http://pawny.netii.net/"]] ||~ || **Pawny**,
an [[UCI]] compatible [[Open Source Engines|open source chess engine]] under the [[Free Software Foundation#GPL|GPL]], written by [[Mincho Georgiev]] in [[C]]. From Mincho's description, Pawny's board was [[Board Representation|represented]] as [[Vector Attacks|16*16]] [[Array|array]], filled with [[Pieces#PieceCoding|piece codes]]. [[Piece-Lists|Piece Lists]] are represented as array of [[Linked List|linked lists]]. It searches by [[Principal Variation Search|PVS]] with [[Aspiration Windows|aspiration]], [[Internal Iterative Deepening|IID]], [[Null Move Pruning#AdaptiveNullMovePruning|adaptive null move pruning]], and [[Futility Pruning|futility]] and [[Delta Pruning|delta pruning]] in [[Quiescence Search|quiescence]] using [[Static Exchange Evaluation|SEE]]. It further applies [[Late Move Reductions|LMR]], various [[Extensions#FractionalExtensions|fractional extensions]] and considers [[Killer Heuristic|killer-]] and [[History Heuristic|history heuristics]] to [[Move Ordering|order moves]]. [[Evaluation]] is based on [[Material|material]], [[Piece-Square Tables|piece-square tables]], [[Pawn Structure|pawn structure]], [[Mobility|mobility]] and [[Center Control|center control]] in conjunction with [[King Safety|king safety]]. Pawny is able to probe 3-5 men [[Gaviota Tablebases]]. ||
|| Pawny logo <ref>[[http://pawny.netii.net/|Pawny's Homepage]]</ref> ||~ ||^ ||
[[toc]]
=Pawny 1.0=
**Pawny 1.0**, released in May 2013, is an entirely rewritten engine applying [[Magic Bitboards|magic bitboards]] <ref>[[http://pawny.netii.net/version.html|Pawny's Version History]]</ref>.

=Forum Posts=
==2009==
* [[http://www.talkchess.com/forum/viewtopic.php?t=29641|New open source engine called "Pawny"]] by [[Graham Banks]], [[CCC]], September 03, 2009
* [[http://www.talkchess.com/forum/viewtopic.php?t=29763|Pawny - new version (0.11)]] by [[Mincho Georgiev]], [[CCC]], September 15, 2009
==2010 ...==
* [[http://www.talkchess.com/forum/viewtopic.php?t=31407|Pawny 0.15 is out]] by [[Mincho Georgiev]], [[CCC]], January 01, 2010
* [[http://www.talkchess.com/forum/viewtopic.php?t=32596|Pawny 0.1.6]] by [[Mincho Georgiev]], [[CCC]], February 13, 2010
* [[http://www.talkchess.com/forum/viewtopic.php?t=33004|Pawny - Updated]] by [[Mincho Georgiev]], [[CCC]], March 02, 2010
* [[http://www.talkchess.com/forum/viewtopic.php?t=35237|Pawny 0.2]] by [[Mincho Georgiev]], [[CCC]], July 01, 2010
* [[http://www.talkchess.com/forum/viewtopic.php?t=37909|Pawny 0.2.1]] by [[Mincho Georgiev]], [[CCC]], February 01, 2011
* [[http://www.talkchess.com/forum/viewtopic.php?t=41196|Pawny updated]] by [[Mincho Georgiev]], [[CCC]], November 24, 2011
* [[http://www.talkchess.com/forum/viewtopic.php?t=48163|New Pawny]] by [[Gabor Szots]], [[CCC]], May 31, 2013
==2015 ...==
* [[http://www.talkchess.com/forum/viewtopic.php?t=56668|Pawny 1.1]] by [[Graham Banks]], [[CCC]], June 14, 2015

=External Links=
* [[http://pawny.netii.net/|Pawny's Homepage]]
> [[http://pawny.netii.net/version.html|Pawny's Version History]]
* [[http://www.computerchess.org.uk/ccrl/4040/cgi/compare_engines.cgi?family=Pawny&print=Rating+list&print=Results+table&print=LOS+table&print=Ponder+hit+table&print=Eval+difference+table&print=Comopp+gamenum+table&print=Overlap+table&print=Score+with+common+opponents|Pawny]] in [[CCRL|CCRL 40/40]]

=References= 
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=What links here?=
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