Author: blass uri
Date: 02:50:02 01/18/00
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On January 17, 2000 at 09:58:10, Bas Hamstra wrote: >I am not sure this is correct. Are you saying when Crafty searches 19 plies with >nullmove R=2, it must search 17 plies without nullmove? As far as I know without >nullmove and other pruning tricks your branching factor is 4,5 and with nullmove >it is 2,5. I don't think you can simply subtract R at any depth. I'm not sure >though. It's easy to test anyway... The branching factor is not so small at least for programs that do not use recursive null move prunning. I do not see small branching factor of 2.5 or 3 for crafty in the middle game at big depthes. Uri
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