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**[[Home]] * [[Engines]] * Kholin** || [[image:Glyph-Kholin.svg width="200" link="https://coppermind.net/wiki/File:Glyph-Kholin.svg"]] ||~ || **Kholin**, an [[UCI]] compliant [[Open Source Engines|open source chess engine]] by [[Emil Fredrik Østensen]], written in [[C]] as part of his 2016 Master's thesis <ref>[[Emil Fredrik Østensen]] (**2016**). //A Complete Chess Engine Parallelized Using Lazy SMP//. M.Sc. thesis, [[https://en.wikipedia.org/wiki/University_of_Oslo|University of Oslo]], [[https://www.duo.uio.no/bitstream/handle/10852/53769/master.pdf?sequence=1|pdf]]</ref>. Kholin is licensed under the [[Free Software Foundation#GPL|GPL 3]] <ref>[[https://github.com/emilfo/master|GitHub - emilfo/master - Kholin Chess Engine]]</ref>, and focuses on [[Parallel Search|parallel search]], in particular [[Lazy SMP]]. || || [[https://en.wikipedia.org/wiki/Glyph|Glyph]] for House Kholin <ref>The Alethi [[https://coppermind.net/wiki/Glyphs|glyph]] for [[https://coppermind.net/wiki/House_Kholin|House Kholin]] by [[https://coppermind.net/wiki/Isaac_Stewart|Isaac Stewart]], [[https://coppermind.net/wiki/The_Stormlight_Archive|The Stormlight Archive - The Coppermind - 17th Shard]]</ref> ||~ ||^ || [[toc]] =Features= ==[[Board Representation]]== * [[Bitboards]] * [[8x8 Board]] * [[Magic Bitboards]] ==[[Search]]== * [[Lazy SMP]] * [[Iterative Deepening]] * [[Aspiration Windows]] * [[Alpha-Beta]] * [[Shared Hash Table]] > [[Shared Hash Table#Lockless|Lockless Hashing]] > [[Zobrist Hashing]] * [[Move Ordering]] > [[History Heuristic]] > [[Killer Heuristic]] * [[Selectivity]] > [[Null Move Pruning]] > [[Check Extensions]] ==[[Evaluation]]== * [[Tapered Eval]] * [[Material]] * [[Piece-Square Tables]] * [[Rook on Open File|Rooks on (Semi) Open Files]] * [[Pawn Structure]] ==Misc== * [[Perft]] =See also= * [[Various Classifications#Fiction|Fiction]] =Publications= * [[Emil Fredrik Østensen]] (**2016**). //A Complete Chess Engine Parallelized Using Lazy SMP//. M.Sc. thesis, [[https://en.wikipedia.org/wiki/University_of_Oslo|University of Oslo]], [[https://www.duo.uio.no/bitstream/handle/10852/53769/master.pdf?sequence=1|pdf]] =External Links= ==Chess Engine== * [[https://github.com/emilfo/master|GitHub - emilfo/master - Kholin Chess Engine]] ==Misc== * [[https://en.wikipedia.org/wiki/Igor_Kholin|Igor Kholin from Wikipedia]] * [[https://en.wikipedia.org/wiki/The_Stormlight_Archive|The Stormlight Archive from Wikipedia]] * [[https://coppermind.net/wiki/House_Kholin|House Kholin - The Coppermind - 17th Shard]] =References= <references /> =What links here?= [[include page="Kholin" component="backlinks" limit="20"]] **[[Engines|Up one Level]]**