Author: Rudolf Huber
Date: 11:08:57 04/25/02
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On April 25, 2002 at 13:26:19, Andreas Herrmann wrote: >On April 25, 2002 at 11:58:53, Russell Reagan wrote: > >>What is double null move? I assume it's playing two null moves one after >>another, but how is it used to detect zugzwang? >> >>Russell > >The first null move is for detecting a zugzwang. This first nullmove you have to >make with a reducing + 1. Excample: if your normal null move uses R=3 then use >for the first detecting null move R=4. >Only if the first null move responds a value >= beta then you do the second null >move. > >Andreas This is new to me. How do you make sure that eventually the same side gets to move (without being allowed to null move)? Rudolf
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