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Subject: Re: Bruce Moreland on collecting the principle variation. Is this correct?

Author: Daniel Clausen

Date: 06:50:57 04/29/02

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On April 29, 2002 at 02:59:56, José Carlos wrote:

[snip]

>
>  If you want to do PVS or Aspiration Search or any other windowed search at the
>root, you must handle the root moves differently, but if you do a plain
>AlphaBeta with initial -inf,+inf window, the above code must work with no
>problem, and give a PV always.
>
>  José C.

Note that if you call your search() with depth=0 (and therefore only make a
qsearch) you also may return w/o a move but only a score.

Sargon



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