Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!news.swapon.de!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Adam Funk Newsgroups: comp.lang.python Subject: Re: Significant digits in a float? Date: Tue, 29 Apr 2014 21:16:08 +0100 Organization: $CABAL Lines: 18 Message-ID: <8td53bxud5.ln2@news.ducksburg.com> References: <535f0f9f$0$29965$c3e8da3$5496439d@news.astraweb.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Trace: individual.net JJjFe/8MfP3SaWkXAZkGmwlFzsn53o8MDtIofTceLuSvSWCpej X-Orig-Path: news.ducksburg.com!not-for-mail Cancel-Lock: sha1:ofiv4EJFGerXnw4hf6PpI5YeaNI= sha1:Hgzwzd9x7mGFia4F44YyGUTitN0= User-Agent: slrn/pre1.0.2-9 (Linux) Xref: csiph.com comp.lang.python:70729 On 2014-04-29, Roy Smith wrote: > Another possibility is that they're latitude/longitude coordinates, some > of which are given to the whole degree, some of which are given to > greater precision, all the way down to the ten-thousandth of a degree. That makes sense. 1° of longitude is about 111 km at the equator, 78 km at 45°N or S, & 0 km at the poles. "A man pitches his tent, walks 1 km south, walks 1 km east, kills a bear, & walks 1 km north, where he's back at his tent. What color is the bear?" ;-) -- War is God's way of teaching Americans geography. [Ambrose Bierce]