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Conference rusure::math

Title:Mathematics at DEC
Moderator:RUSURE::EDP
Created:Mon Feb 03 1986
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:2083
Total number of notes:14613

1518.0. "An Alternative Proof of the Lindemann-Weierstrass Theorem" by ZFC::deramo (All the leaves are brown and the sky is gray.) Wed Nov 06 1991 19:43

Has anyone seen this article?  Note that "current issue"
was as of April 27, 1990.
        
Dan
        
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From: [email protected] (Victor Miller)
Newsgroups: sci.math
Subject: Re: How was pi proven to be transcendental?
Message-ID: <[email protected]>
Date: 27 Apr 90 15:04:00 GMT
References: <[email protected]>
Sender: [email protected]
Reply-To: [email protected] (Victor Miller)
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Organization: IBM T.J. Watson Research Center
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There is a nice proof of the Lindemann-Weierstrass theorem (which has a simple
corollary that pi is transcendental) in the current issue of the American
Math. Monthly: "An Alternative proof of the Lindemann-Weierstrass Theorem"
by Beukers, Bezivin and Robba, AMM v97, no 3, pp 193-197.
 
			Victor S. Miller ([email protected])
			itinerant Number Theorist
			IBM, TJ Watson Research Center
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1518.1another name for this? STAR::ABBASIWed Nov 06 1991 23:166
    is this theory called by a different name? i've looked the index of
    what books i have and did not see a 'Lindemann-Weierstrass' theorm.
    there are offcourse other Weierstrass theorms, but i did not see the
    above as is.
    must be new theory and not in the "text" books yet ?
    /nasser
1518.2Lindemann's theoremGIDDAY::FERGUSONMurphy was an optimistThu Nov 07 1991 06:3410
    I believe it's known simply as the "Lindemann theorem". One of its
    reults is that either � or exp� is transcendental when � is non-zero;
    thus log� and exp� are transcendental for algebraic arguments �. From this,
    pi's transcendentality follows, since exp(2.pi.i) = 1. I wouldn't call it
    a new theory though; it was named after the German analyst and geometer,
    Carl Louis Ferdinand von Lindemann (1852-1939). Not to be confused with
    another very important theory of transcendental numbers, the
    Gelfond-Schneider theorem, or simply Gelfond's theorem.
    
    James.
1518.3ZFC::deramoI&#039;ve seen it raining fire in the sky.Thu Nov 07 1991 08:094
The title is too long for terminal based notes; the last
word is "Theorem" not "Theory".  Reply .2 describes it.

Dan
1518.4are they different?STAR::ABBASIThu Nov 07 1991 11:282
    is there a difference between a 'theory' and a 'theorem' ? if so
    what is it?
1518.5ZFC::deramoI&#039;ve seen it raining fire in the sky.Thu Nov 07 1991 12:096
Phrases like "set theory" or "number theory" or "group theory"
seem to refer to a body of work in that field.  The base note
was just talking about one particular result, or theorem, in
number theory.

Dan