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Article #177

Re: GNU Chess ratings estimates...

#177
From: Jim Fougeron
Date: Thu, 31 Dec 1992 04:58
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monaghan@cac.washington.edu (Tracy Monaghan ) writes:


>Thanks for the formula for estimating GNUchess strength, but...

>For those of us who are mathematically-deficient, is there a formula
>which doesn't use log2 but makes use of log10, or ln (natural log), or
>barring that, some fanciful way of achieving log2 using log10 and/or ln?

log2(x) == (log10(x))/(log10(2))

Jim Fougeron jefouger@nyx.cs.du.edu
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Message-ID: <1992Dec31.045853.3453@mnemosyne.cs.du.edu>
Path: arc1-ca.pugleaf.net!sparky!uunet!mnemosyne.cs.du.edu!nyx!jefouger
References: <1992Dec29.170710.9011@leland.Stanford.EDU> <1992Dec29.132902.27546@crash> <1hqp39INNilh@shelley.u.washington.edu>

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Newsgroups: gnu.chess,rec.games.chess
Path: arc1-ca.pugleaf.net!sparky!uunet!mnemosyne.cs.du.edu!nyx!jefouger
From: jefouger@nyx.cs.du.edu (Jim  Fougeron)
Subject: Re: GNU Chess ratings estimates...
Message-ID: <1992Dec31.045853.3453@mnemosyne.cs.du.edu>
Sender: usenet@mnemosyne.cs.du.edu (netnews admin account)
Organization: University of Denver, Dept. of Math & Comp. Sci.
References: <1992Dec29.170710.9011@leland.Stanford.EDU> <1992Dec29.132902.27546@crash> <1hqp39INNilh@shelley.u.washington.edu>
Date: Thu, 31 Dec 92 04:58:53 GMT
Lines: 12