Author: Peter McKenzie
Date: 17:38:31 05/11/99
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On May 11, 1999 at 20:02:04, Dann Corbit wrote: >On May 11, 1999 at 19:57:28, Dave Gomboc wrote: >[snip] >>Zugzwang positions are very rare in Chess. It's more common that there is just >>no good way to improve a position, but null-move will still work in these >>positions. >Even if they are very rare, if you intend to generate them, I suspect that you >could produce trillions within the first 15 plies. If you can do so and map >them out, you might be able to pull an opposing program into one of them by >simply knowing where they are. I think the chances of being able to do this are approximately zero. An even if you could, its not that hard to put zugzwang detection into a nullmove implementation. It slows it down a little, but not hugely. The fact that few programs bother with this (although some do) indicates that it just isn't worth it. Peter
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