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Subject: Re: diminishing returns w/ increased search depth?

Author: Dann Corbit

Date: 22:00:17 01/27/00

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On January 28, 2000 at 00:41:49, Len Eisner wrote:
[snip]
>Let’s do a little thought experiment.  Imagine a program that could search deep
>enough to solve the game of chess.  I know it’s not possible today, but just
>imagine it.  Now, if the deepest possible search solves the game, how can there
>be diminishing returns for increased search depth?

Because after a bit over 5000 plies, no additional plies have any value.  There
is a limit to the maximum possible moves in a chess game.

Hence, there is *some* point beyond which additional plies have no value.
That's because there aren't any



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