Author: Dann Corbit
Date: 16:43:21 12/22/04
Go up one level in this thread
On December 22, 2004 at 17:21:36, Martin Giepmans wrote: >On December 22, 2004 at 12:23:01, Andreas Guettinger wrote: > >>On December 22, 2004 at 10:45:20, Rafael Vasquez wrote: >> >>>Hello, >>> >>>I´ve seen a lot of controversy on the "Crafty Clones" threads. >>> >>>But when Fritz implemented the null move algoritm in 1995, did beat >>>Deep Thought (Hong Kong). >>> >>>Afterwards several engines (or most?) are using the null move technique. >>> >>>Can we call them "Fritz Clones" and ban then forever? >>> >>> >>>:))) >>> >>>Rafael >> > >>Correct me if I'm wrong, but I think Fritz was not the first with null move. >>i. e. Fritz could be considered a Nimzo clone and would be banned too. :) >> >>regards >>Andy > > >I seem to remember that Bob once wrote that he used null move (with R=1) already >in Cray Blitz. Somewhere in the mid eighties? This thread has some details on that: http://chessprogramming.org/cccsearch/ccc.php?find_thread=75563 with this post being particularly interesting: http://chessprogramming.org/cccsearch/ccc.php?art_id=75494
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