Author: Vincent Lejeune
Date: 01:01:23 10/18/05
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On October 18, 2005 at 01:49:08, Yakov Konoval wrote: >On October 17, 2005 at 14:56:19, Uri Blass wrote: > >>On October 17, 2005 at 14:39:55, Joachim Rang wrote: >> >>>fascinating. :-) I wonder where the limit is. I can't imagine a win in 500 moves >>>even with 12-men. Do you have any basis for speculation regarding this? >>> >>>Joachim >> >>I guess that there is a win in 500 moves even with the 8 piece tablebases and >>maybe even with the 7 piece tablebases. >> >>I am not sure what is the maximal distance to conversion in 3,4,5 piece >>tablebases but it seems that usually the maximal distace to conversion is more >>than multiplied by 2 with every piece that we add. >> > >>Uri > >Just 1 funny example: > 1*2*3 = 3! -> yes, it's the definition 2*3*4 = 4! -> it's the definition of "!" again 4*5*6 = 5! -> because 6=1*2*3 8*9*10= 6! -> 8=2*4, 9=3*3, 10=2*5, so all composant from 2*3*4*5*6 is in but 16*17*18 <> 7! -> sure, 17 is prime and no factor of 7! can be 17 You can find billions of random things like this in theory numbers, in fact nothing interresting ... > > >For 64-piece tablebases MaxDTC = 1. I think, that 290-move record may be >improved, but there are no position with MaxDTC >= 243*2. >By the way, how long is MaxDTM for chess problems ? > >Yakov
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