Changes

* [http://quux.org:70/Archives/usenet-a-news/NET.chess/82.01.05_duke.1553_net.chess.txt Re: sri-unix.426: compact representation of a position] by [[Tom Truscott]], [http://quux.org:70/Archives/usenet-a-news/NET.chess net.chess], January 5, 1982* [http://quux.org:70/Archives/usenet-a-news/NET.chess/82.01.07_duke.1593_net.chess.txt Re: sri-unix.444: compact representation of chess positions] by [[Tom Truscott]], [http://quux.org:70/Archives/usenet-a-news/NET.chess net.chess], January 7, 1982 » [[Zobrist Hashing]] <ref>[http://groups.google.com/group/rec.games.chess.computer/browse_frm/thread/a0a82ffbb59b7ced Re: Hashing function for board positions] post 4 by [[James Gillogly|Jim Gillogly]], [[Computer Chess Forums|rgcc]], May 12, 1997</ref>