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Subject: Re: Updating the PV

Author: Robert Hyatt

Date: 19:22:43 11/11/02

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On November 11, 2002 at 20:10:07, Russell Reagan wrote:

>When does a program output the PV? Does it output the PV after every iteration
>of iterative deepening? Or is it possible to output a PV in the middle of a
>search? It seems like you should be able to update it after you get a score
>greater than alpha and less than beta.

I do that, although I assume you mean at the root, which is the only place
it makes sense...

>
>For example, you search the first move and get a score, and that's your PV so
>far. You search a second move, get a score, and if that score is greater than
>alpha and less than beta, that should be your new PV shouldn't it (even though
>you are only two moves, or branches of the tree, into the search for this
>iteration)?

correct...

• Re: another question about the PV Andreas Guettinger 05:39:47 11/12/02
  • Re: another question about the PV Robert Hyatt 07:51:05 11/12/02
  • Re: another question about the PV Daniel Clausen 05:45:02 11/12/02

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