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Subject: Re: Move Ordering at the Root

Author: Dan Homan

Date: 04:57:00 09/16/99

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On September 16, 1999 at 07:53:05, Jari Huikari wrote:

>On September 16, 1999 at 07:37:38, Dan Homan wrote:
>
>>On September 16, 1999 at 06:21:26, Peter McKenzie wrote:
>>>Thats all the move ordering I do except that when a new best move is found at
>>>the root, it is moved to the front of the move list and all the other moves
>>>are shuffled down.  Do you do this?
>
>>This is what I did before.
>
>Just came into my mind:
>
>What if when found a new best move and moved it to the front of list...
>Could it had happened that you then searched again a previously searched
>shuffled down move in your loop?
>
>					Jari

Nope, because I always score the moves
 before I do any searching, so
once I start searching a node, the order of moves is fixed.  So at ply=3
the order of the moves is fixed by the results of the ply=2 search.

 - Dan



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