Author: Robert Hyatt
Date: 06:40:44 10/20/99
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On October 20, 1999 at 07:25:21, leonid wrote: >Never used the Null Move. Would like to have an idea how efficent it is from the >point of view of its speed. How many extra plys it give to you? If, for >instance, you can see through the usage of "brute force" and no "extentions" >position in one and five seconds, how more extra plys you can see through the >last method? You want your extra ply badly (like me) but very eager to conserve >the precision of your search as much as possible. > >Thanks, >Leonid. You can count on about 2 extra plies in the middlegame, assuming you use reduction factor R=2. It sometimes takes an extra ply or two to solve some tactical positions, but you get that extra 2 plies, so that you don't lose much, if anything. The gains are significant.
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