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- Xref: sparky gnu.chess:511 rec.games.chess:12146
- Newsgroups: gnu.chess,rec.games.chess
- Path: sparky!uunet!mcsun!news.funet.fi!polaris!lumme
- From: lumme@polaris.utu.fi (Mikael Lumme)
- Subject: Re: GNU Chess ratings estimates...
- Message-ID: <1992Dec30.090311.29943@polaris.utu.fi>
- Organization: University of Turku
- X-Newsreader: Tin 1.1 PL5
- References: <1hqp39INNilh@shelley.u.washington.edu>
- Date: Wed, 30 Dec 92 09:03:11 GMT
- Lines: 12
-
- Tracy Monaghan (monaghan@cac.washington.edu) wrote:
- :
- : 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?
-
-
- log10(x) ln(x)
- log2(x) = -------- = -----
- log10(2) ln(2)
-