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Article #136Re: Deriving natural logarithms
From: Barb Knox
Date: Thu, 01 Feb 2007 20:07
Date: Thu, 01 Feb 2007 20:07
23 lines
1794 bytes
1794 bytes
In article <45c1a555.9738971@news.uunet.co.za>, eugene@dynagen..co..za (Eugene Griessel) wrote: > Is it possible, even by Newton-Raphson, to derive the natural > logarithm of a number using nothing more than addition, subtraction, > division and multiplication? I would be keen to get an algorithm to > do this - have been trying to derive one myself but with no success. A common method is to use a power series (e.g. Taylor series). > Eugene L Griessel > > A gentleman is a man who knows how to play the saxophone and doesn't. -- --------------------------- | BBB b \ Barbara at LivingHistory stop co stop uk | B B aa rrr b | | BBB a a r bbb | Quidquid latine dictum sit, | B B a a r b b | altum viditur. | BBB aa a r bbb | -----------------------------
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X-Google-Thread: 10d67e,eb0c44a415842402 X-Google-Attributes: gid10d67e,public X-Google-Language: ENGLISH,ASCII-7-bit Path: arc1-ca.pugleaf.net!g2news2.google.com!news3.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!nx02.iad01.newshosting.com!newshosting.com!203.109.252.33.MISMATCH!newsfeeds.ihug.co.nz!lust.ihug.co.nz!ihug.co.nz!see From: Barb Knox <see@sig.below> Newsgroups: aus.mathematics Subject: Re: Deriving natural logarithms Date: Fri, 02 Feb 2007 09:07:35 +1300 Organization: I'm not unemployed; I'm a consultant Lines: 23 Message-ID: <see-80BBC6.09073502022007@lust.ihug.co.nz> References: <45c1a555.9738971@news.uunet.co.za> NNTP-Posting-Host: 203-173-129-186.bliink.ihug.co.nz X-Trace: lust.ihug.co.nz 1170360362 10413 203.173.129.186 (1 Feb 2007 20:06:02 GMT) X-Complaints-To: abuse@ihug.co.nz NNTP-Posting-Date: Thu, 1 Feb 2007 20:06:02 +0000 (UTC) User-Agent: MT-NewsWatcher/3.4 (PPC Mac OS X)