Author: Vasik Rajlich
Date: 06:21:12 07/16/04
Go up one level in this thread
On July 16, 2004 at 09:13:07, Fabien Letouzey wrote: >On July 16, 2004 at 09:07:15, Aivaras Juzvikas wrote: > >>as i understand a node is a pv node if beta != alpha + 1 > >Yes, but a PV node does not necessarily end up in the PV (e.g. fail high). >Therefore "PV node" and "PV" are different concepts. > >I think Vasik was talking about null moves in the PV, and I gave my opinion >about this topic. Maybe I misunderstood his post though. > >Fabien. I am not sure I understand this distinction. Do you mean that PV node is a node which you score between alpha and beta, and PV is the variation which eventually emerges? (Ie pv nodes can be "overwritten") Vas
This page took 0.01 seconds to execute
Last modified: Thu, 07 Jul 11 08:48:38 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.