Author: James Robertson
Date: 08:30:04 06/25/99
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On June 25, 1999 at 09:22:44, Robert Hyatt wrote: >On June 25, 1999 at 02:29:45, James Robertson wrote: > >>I implemented the threat exension in the null move (if the null move returns >>that we were mated, then extend), and I almost _never_ get any extensions this >>way. Maybe 3 or 4 times in an entire search, if that many. How many is normal? >>Do I have a bug? Any help is appreciated. >> >>Thanks, >>James > > >What happens if you call Search(-500,-400,etc)? Can you (from the next >ply) return a value > -400, so that you can actually pass the MATE score >back to the previous ply (fail-soft) or do you just return -400 (beta) >which won't trigger the extension? I think I smell a rat.... James
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