Lasse Hansen

Home * People * Lasse Hansen Lasse Hansen, a Norwegian pocess engineer and computer chess programmer. Lasse had the initial idea of magic bitboards, to perfectly hash the up to twelve relevant occupied bits of both directions of a rook- or bishop movement simultaneously. He also proposed a memory saving trick by a final intersection. Lasse Hansen is author of the chess program Sillycon.

=Forum Posts=

2005 ...

 * Fast(er) bitboard move generator by Lasse Hansen, Winboard Forum, June 14, 2006 » Magic Bitboards
 * On Zobrist keys by Lasse Hansen, CCC, June 21, 2009

2010 ...

 * Check detection and move generation using bitboards by Lasse Hansen, CCC, December 06, 2011
 * 152k rook and bishop attacks using PEXT and PDEP by Lasse Hansen, CCC, October 06, 2013 » BMI2
 * Symmetric move generation using bitboards by Lasse Hansen, CCC, December 20, 2014 » Move Generation, Bitboard Serialization

2015 ...

 * On bitboard legal move generation by Lasse Hansen, CCC, February 09, 2015 » Move Generation
 * Perft using nullmove by Lasse Hansen, CCC, August 29, 2015 » Perft

=References=

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