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Subject: Re: Null Move reduction question?

Author: Andrew Dados

Date: 12:40:33 03/30/00

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On March 30, 2000 at 15:00:49, Inmann Werner wrote:

><snip>
>>
>>I have been using R=3 near the root and R=2 near the leaves for a long while.
>>I have had the idea on my 'todo list" for trying continuous values rather than
>>discrete values, since I already do fractional plies.  IE R=3 near the root
>>tapering to R=2 near the leaves, but maybe R=2.5 in the middle, roughly.
>
>Can we (again) define, what r=2 and r=3 mean.
>
>search with : depth-r-1
>or            depth-r
>
>so, is r the real reduction compared with normal search, or....?
>
>Werner

R is *extra* reduction (comparing to reduction of 1 ply for normal moves).
So (depth-R-1) is actual depth after null move.

Andrew



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