Author: David Rasmussen
Date: 03:43:31 01/27/02
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On January 27, 2002 at 06:20:59, Bas Hamstra wrote: >[D]r2r1bk1/ppqb1ppp/2p1p3/6P1/2PPN3/PB3Q2/1P3P1P/1K1RR3 w - - Nf6!! > >Tao solves this in a couple of minutes (I believe 4 minutes to resolve the fail >high). But with futility pruning turned on it doesn't. I am curious how it What fail high? I thought that Tao didn't use an aspiration window at the root. So how can it have a fail high to resolve? Or do you mean elsewhere in the tree, and then, how do you know that what is taking time is resolving a fail high? /David
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