Author: Rémi Coulom
Date: 02:35:23 01/14/03
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On January 13, 2003 at 14:50:37, Dieter Buerssner wrote: >On January 13, 2003 at 10:34:13, Rémi Coulom wrote: > >>Another little trick for attack detection and 0x88: detection of illegal moves >>and checks are special functions in TCB. When a move is played, the position is >>assumed to be legal, which gives additional information about the position that >>can help to improve attack detection on kings. For instance, if the starting >>square of a normal move by a non-King piece is not aligned with the King, then >>it is legal. Many of the moves are detected as legal extremely rapidly with this >>very simple test. > >Rémi, I think you missed one precondition to make this work. Namely, the side to >move must not be in check. Or did I miss something even more clever? > >Regards, >Dieter Yes, of course. Sorry I wrote that message too rapidly! Rémi
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