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'''Edsel G. Apostol''',<br/>
a Filipino computer engineer and computer game programmer, author of the chess engines [[Twisted Logic]] <ref>[http://www.open-aurec.com/wbforum/viewtopic.php?f=2&t=3270&p=16194 Twisted Logic Chess Engine v0.001 released!] by [[Edsel Apostol]], [[Computer Chess Forums|Winboard Forum]], August 11, 2005</ref>, [[Invictus]]<ref>[http://www.talkchess.com/forum3/viewtopic.php?f=2&t=68538 Invictus chess engine r228] by [[Edsel Apostol]], [[CCC]], September 29, 2018</ref>, and along with [[Sam Hamilton]], co-author of [[Hannibal]] <ref>[https://sites.google.com/site/edapostol/hannibal Hannibal - Chess Engine Portal]</ref>. His first experience with computer chess was in 2001, when he discovered a program named [[Ziggurat]], and subsequently started computer chess programming in late 2004.
He then studied the theories on computer chess programming and started to write his first program using the [[0x88]] method.
He had three rewrites of this and in May 2005 finally adapted [[Rotated Bitboards|rotated bitboards]].
* [http://www.talkchess.com/forum3/viewtopic.php?f=7&t=68196 Attacks From table] by [[Edsel Apostol]], [[CCC]], August 11, 2018 » [[Attack and Defend Maps]]
* [http://www.talkchess.com/forum3/viewtopic.php?f=7&t=68278 Lazy SMP ideas] by [[Edsel Apostol]], [[CCC]], August 22, 2018 » [[Lazy SMP]]
* [http://www.talkchess.com/forum3/viewtopic.php?f=2&t=68538 Invictus chess engine r228] by [[Edsel Apostol]], [[CCC]], September 29, 2018
=External Links=
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[[Category:Chess Programmer|Apostol]]
