Author: Joachim Rang
Date: 13:43:56 07/17/04
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On July 17, 2004 at 16:28:26, Rémi Coulom wrote: >On July 17, 2004 at 14:21:00, Joachim Rang wrote: > >>Hi Remi, >> >> >>that is exatly what I need right now, thank you very much. >>Unfortunately the MonteCarlo calculation takes really long if I feed in the >>result of two 400 games-gauntlets of two different version. I aborted after 10 >>minutes. Any idea how long it might take to compute on my Athlon xp 1540 Mhz? Is >>ther a way to make it a bit less accurate but quicker? >> >>regards Joachim > >I ran a few experiments with 400 games, and it keeps displaying a value of >-1.#IND00, which indicates a division by zero. The program seems to work OK with >200 or 300 games, but not with more. Beyond 300, exponents become too high for >the floating point precision. I may try tomorrow morning to replace the built-in >"long double" type by a more accurate type of the GNU multiprecision library, so >that p^400 is not equal to zero for probabilities p < 1. That should make the >program applicable to bigger matches. > >What are the numbers of your gauntlet matches ? > >Rémi I look forward to a new version. The two gauntlets I want to compare have the folowing numbers: A: +197,= 95,-108 B: +189,= 81,-130 regards Joachim
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