Author: Tord Romstad
Date: 11:40:01 01/03/06
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On January 03, 2006 at 13:22:57, Andreas Guettinger wrote: >On January 03, 2006 at 12:28:09, Robert Allgeuer wrote: > >> >>>It is possible that Sergei introduced the name "history pruning", but the >>>technique itself is very old; certainly much older than SmarThink. I no >>>longer remember where or when I heard about it for the first time, but it was >>>definitely not in this millennium. >> >>It would be really interesting where this technique came from, given that it is >>now in wide-spread use. Maybe a forum member knows... >> > > >Two papers were it was introduced (1989), probably found on Dann corbits FTP. As Stuart points out, these papers are about history-based move ordering, which is not the same thing at all. I don't think there are any papers to be found. History pruning/late move reductions must rather be considered as a part of the "oral tradition", and the origins seem to be lost in antiquity. Perhaps Bob or some other veterans can tell us more. Tord
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