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Subject: Re: Nullmove: when to avoid it?

Author: Miguel A. Ballicora

Date: 14:24:53 03/01/01

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On March 01, 2001 at 12:58:47, Severi Salminen wrote:

>>I can save bunches of nodes by not nullmoving on the last ply before
>>qsearch. So if depthleft == 1 ply then not nullmoving reduces
>>for me the number of nodes considerably.
>
>Interesting idea, I'll give it a try in my engine.

Try it severi!
I have observed the same thing. I don't do nullmove
unless depth > 1. I think it makes sense.

Miguel

• Nullmove: when to avoid it? Why not when depth=1? Severi Salminen 10:56:21 03/02/01
  • Re: Nullmove: when to avoid it? Why not when depth=1? Ernst A. Heinz 13:01:21 03/02/01
    • Re: Nullmove: when to avoid it? Why not when depth=1? Robert Hyatt 19:06:14 03/02/01
      • Re: Nullmove: when to avoid it? Why not when depth=1? Ernst A. Heinz 20:07:49 03/02/01
        • Re: Nullmove: when to avoid it? Why not when depth=1? Peter McKenzie 19:34:53 03/03/01
        • Re: Nullmove: when to avoid it? Why not when depth=1? Robert Hyatt 07:34:23 03/03/01
    • Re: Nullmove: when to avoid it? Why not when depth=1? Severi Salminen 13:35:43 03/02/01
      • Re: Nullmove: when to avoid it? Why not when depth=1? Ernst A. Heinz 16:23:41 03/02/01

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