Difference between revisions of "Paul Verhelst"
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'''Paul Verhelst''',<br/> | '''Paul Verhelst''',<br/> | ||
| − | a Dutch computer chess expert, who maintained interesting chess <ref>[https://web.archive.org/web/20010408203313/http://www.xs4all.nl/~verhelst/chess/links.html Paul Verhelst's chess pages] ([https://en.wikipedia.org/wiki/Wayback_Machine Wayback Machine], April 08, 2001)</ref> | + | a Dutch computer chess expert, who published and maintained interesting chess <ref>[https://web.archive.org/web/20010408203313/http://www.xs4all.nl/~verhelst/chess/links.html Paul Verhelst's chess pages] ([https://en.wikipedia.org/wiki/Wayback_Machine Wayback Machine], April 08, 2001)</ref> and [[Programming|chess programming]] sites <ref>[https://web.archive.org/web/20010405091155/http://www.xs4all.nl/~verhelst/chess/programming.html Paul Verhelst's chess programming pages] ([https://en.wikipedia.org/wiki/Wayback_Machine Wayback Machine], April 05, 2001)</ref>. |
| − | and [[Programming|chess programming]] sites <ref>[https://web.archive.org/web/20010405091155/http://www.xs4all.nl/~verhelst/chess/programming.html Paul Verhelst's chess programming pages] ([https://en.wikipedia.org/wiki/Wayback_Machine Wayback Machine], April 05, 2001)</ref>. | + | [[Ed Schroder|Ed Schröder]] once mentioned the [[0x88]] [[0x88#SquareRelations|square difference]] lookup as Paul Verhelst way <ref>[http://www.talkchess.com/forum3/viewtopic.php?f=7&t=59315&start=11 Re: futility pruning] by [[Ed Schroder|Ed Schröder]], [[CCC]], March 11, 2016</ref>, which was used and described by [[Paul Wiereyn]] <ref>[[Paul Wiereyn]] ('''1985'''). ''Inventive Problem Solving''. [[ICGA Journal#8_4|ICCA Journal, Vol. 8, No. 4]]</ref> and, according to [[David Kittinger]], was originally attributed to [[Mikhail Botvinnik]] <ref>[http://www.talkchess.com/forum/viewtopic.php?topic_view=threads&p=462693&t=43447 Re: Hello all] by [[David Kittinger|Dave Kittinger]], [[CCC]], April 26, 2012</ref>. |
| − | [[Ed Schroder|Ed Schröder]] once mentioned the [[0x88]] [[0x88#SquareRelations|square difference]] lookup as Paul Verhelst way <ref>[http://www.talkchess.com/forum3/viewtopic.php?f=7&t=59315&start=11 Re: futility pruning] by [[Ed Schroder|Ed Schröder]], [[CCC]], March 11, 2016</ref>, | ||
| − | which was used and described by [[Paul Wiereyn]] <ref>[[Paul Wiereyn]] ('''1985'''). ''Inventive Problem Solving''. [[ICGA Journal#8_4|ICCA Journal, Vol. 8, No. 4]]</ref> and according to [[David Kittinger]], | ||
| − | was attributed to [[Mikhail Botvinnik]] <ref>[http://www.talkchess.com/forum/viewtopic.php?topic_view=threads&p=462693&t=43447 Re: Hello all] by [[David Kittinger|Dave Kittinger]], [[CCC]], April 26, 2012</ref>. | ||
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=Forum Posts= | =Forum Posts= | ||
Latest revision as of 17:03, 11 February 2021
Paul Verhelst,
a Dutch computer chess expert, who published and maintained interesting chess [1] and chess programming sites [2].
Ed Schröder once mentioned the 0x88 square difference lookup as Paul Verhelst way [3], which was used and described by Paul Wiereyn [4] and, according to David Kittinger, was originally attributed to Mikhail Botvinnik [5].
Contents
Forum Posts
- Re: futility pruning by Ed Schröder, CCC, March 11, 2016 » Futility Pruning, Vector Attacks, 0x88
External Links
- Het Familieklokje | Web pagina’s van de familie Verhelst uit Tilburg
- Computer Chess Programming
- Paul Verhelst's homepage (Wayback Machine, April 07, 2001)
- Paul Verhelst's chess programming pages (Wayback Machine, April 05, 2001)
References
- ↑ Paul Verhelst's chess pages (Wayback Machine, April 08, 2001)
- ↑ Paul Verhelst's chess programming pages (Wayback Machine, April 05, 2001)
- ↑ Re: futility pruning by Ed Schröder, CCC, March 11, 2016
- ↑ Paul Wiereyn (1985). Inventive Problem Solving. ICCA Journal, Vol. 8, No. 4
- ↑ Re: Hello all by Dave Kittinger, CCC, April 26, 2012
