Author: Robert Hyatt
Date: 06:43:22 08/20/01
Go up one level in this thread
On August 20, 2001 at 05:22:36, Gian-Carlo Pascutto wrote: >On August 20, 2001 at 04:41:41, José Carlos wrote: > >> Then I tried not doing it in the PV, and the strange things went out. The tree >>got smaller and the search deeper. >> I don't know if this is the correct way of doing it (never do a null-move in >>the PV), cause I like to try myself before looking other's sources to see how >>they do it. But looks reasonable. In the PV, we don't expect to fail high, so >>why trying a null move? > >I don't do this, and crafty doesn't seem to be doing this either. > >However, your explanation makes perfect sense and I will try it. > >-- >GCP I used to do it but I found that trying nulls _everywhere_ actually made my tree smaller. I do it this way now because it was more efficient when I tested it.. Not by a lot, but better.
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