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Created page with "'''Home * Chess * Moves * Null Move''' A '''null move''' or passing move is invalid in Chess. Nevertheless, chess programs often apply a null move insid..."
'''[[Main Page|Home]] * [[Chess]] * [[Moves]] * Null Move'''
A '''null move''' or passing move is invalid in Chess. Nevertheless, chess programs often apply a null move inside their [[Search|search algorithm]] for various reasons and applications:
* [[Botvinnik-Markoff Extension]]
* [[Double Null Move]]
* [[Fail-High Reductions]]
* [[Mate Threat Extensions]]
* [[Null Move Observation]]
* [[Null Move Pruning]]
* [[Null Move Reductions]]
* [[Null Move Pruning#ThreatDetection|Threat Detection]]
=See also=
* [[Best Move]]
* [[Hash Move]]
* [[Killer Move]]
* [[Refutation Move]]
=Forum Posts=
* [http://www.talkchess.com/forum/viewtopic.php?t=44487 Null move in PV] by [[Harm Geert Muller]], [[CCC]], July 18, 2012 » [[Principal Variation]]
* [http://www.talkchess.com/forum/viewtopic.php?t=64093 tt move vs null move] by [[Erin Dame]], [[CCC]], May 27, 2017 » [[Hash Move]]
* [http://www.talkchess.com/forum/viewtopic.php?t=64853 Fifty move counter and Null move] by Tamás Kuzmics, [[CCC]], August 09, 2017 » [[Fifty-move Rule]], [[Null Move Pruning]]
'''[[Moves|Up one Level]]'''
A '''null move''' or passing move is invalid in Chess. Nevertheless, chess programs often apply a null move inside their [[Search|search algorithm]] for various reasons and applications:
* [[Botvinnik-Markoff Extension]]
* [[Double Null Move]]
* [[Fail-High Reductions]]
* [[Mate Threat Extensions]]
* [[Null Move Observation]]
* [[Null Move Pruning]]
* [[Null Move Reductions]]
* [[Null Move Pruning#ThreatDetection|Threat Detection]]
=See also=
* [[Best Move]]
* [[Hash Move]]
* [[Killer Move]]
* [[Refutation Move]]
=Forum Posts=
* [http://www.talkchess.com/forum/viewtopic.php?t=44487 Null move in PV] by [[Harm Geert Muller]], [[CCC]], July 18, 2012 » [[Principal Variation]]
* [http://www.talkchess.com/forum/viewtopic.php?t=64093 tt move vs null move] by [[Erin Dame]], [[CCC]], May 27, 2017 » [[Hash Move]]
* [http://www.talkchess.com/forum/viewtopic.php?t=64853 Fifty move counter and Null move] by Tamás Kuzmics, [[CCC]], August 09, 2017 » [[Fifty-move Rule]], [[Null Move Pruning]]
'''[[Moves|Up one Level]]'''
