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Subject: Re: futility pruning?

Author: Uri Blass

Date: 02:58:35 11/10/03

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On November 10, 2003 at 05:24:08, Daniel Shawul wrote:

>If I am following you correctly,you do the futility cut off before making the
>move.How do you intend to figure out whether it is a cheking move or not?
>Because I think it is very hard to determine revealed checks(indirect checks
>by pieces other than the moving piece).Doing the futility before making the move
>may cost you some time.So what I think is easy is to make the move and see if it
>is a checking move.And if you apply the futility after you make the move,there
>is no saving in make/unmake.So what I am saying is FP at frontier is
>gonna cost you more than its advantage so it's better to rely on the stand pat
>cutoff.
>
>Daniel

I have some pruning based on evaluation.
part of it is done before making move and part of it is done after making move.


Uri



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