Path: news.ccsf.jp!shiino.jp!mmcatv.co.jp!jpix!newsfeed2.kddnet.ad.jp!newsfeed2.kddnet.ad.jp!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Ron Ford Newsgroups: alt.math,alt.math.recreational,alt.paranet.psi,de.sci.mathematik,fj.sci.math,fr.sci.maths,han.sci.math,japan.sci.math,sci.math Subject: Re: Bases for an Origin Date: Wed, 3 Sep 2008 00:24:01 -0600 Lines: 29 Message-ID: <77e7nkjl6xlh$.dlg@example.invalid> References: Reply-To: ron@example.invalid Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: individual.net GKW/0UW8nPJtCEPrD9fmzwktjnFptXE70ymABhqo2fTPDXvAsm Cancel-Lock: sha1:K404/rx67hcBU/Ct1IDhlnZMfYQ= User-Agent: 40tude_Dialog/2.0.15.84 Xref: news.ccsf.jp fj.sci.math:2248 japan.sci.math:129 On Sun, 31 Aug 2008 18:47:57 -0700, fishfry posted: > In article , > "Jon G." wrote: > >> Any origin is never an infinitesimal point, but a sphere of small radius >> that forms a basis for measurement. When the radius is small, the sphere >> approximates an infinitesimal point, and measurements from either the inner >> or outer surface of the sphere are the same. > > Stop right there and explain, please. What do you mean by the outer and > inner surface? The surface of a sphere has no thickness. > > If you're thinking of a sphere made, say, out of physical material, so > that it has some thickness, then the outer and inner surface area are > ALWAYS a little different, regardless of how small the radius gets. > > You have to explain what you mean. Es is alles quatsch, was er anglisiert. Mit den Texanern haben die Amis ausreichend Doffheit fuer eine Sprache. You're the george bush of de.sci.math. -- We must respect the other fellow's religion, but only in the sense and to the extent that we respect his theory that his wife is beautiful and his children smart. 5 H. L. Mencken