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Article #13708Re: [Q] Fractional approximation of a solution 'a' of a^4-a^2-1=0
From: K.Oguchi
Date: Wed, 26 Jun 1996 00:00
Date: Wed, 26 Jun 1996 00:00
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1554 bytes
ĺ°ĺŁă¨çłăăžăă <4qoijp$gj@inetgw.gb.sankyoseiki.co.jp>ăŽč¨äşăŤăă㌠sugihara@gb.sankyoseiki.co.jpăăăŻć¸ăăžăăă >ăă¤ăăŹäşăăăăăăžăăďź > a^4 - a^2 - 1 = 0 >ăŽč§Ł a ăŽĺć°čżäźź > Âą11/14, Âą14/11, etc. 11/14 ăĺ ĽăŁăŚăăăŽă§ă a^4 Âą a^2 - 1 = 0 ă§ăăă >ăćąăăâçłťçľąçăŞââ芌čĄéŻčޤçă§ăŞăâ >ćšćłăăŠăŞăăăĺçĽăăăžăăă§ăăăă ? > # 柸čżć§ăéĄăŞčżäźźçłťĺăĺžăăăă > # ăăăăăŽă§ăăă ĺ ăŽăč§Łă㨠a = â((â5 Âą 1) / 2) = 1.272019649... , 0.786151377... ă ăăă 127/100,1272/1000.... ăŚăŽăŻăăŚăăă¨ćăăăŞďź ăžăăŻă a = n / m n = â((â5 Âą 1) / 2) * m ăŽĺ°ć°çšçŹŹďźä˝ă§ĺć¨äşĺ Ľ ă¨ă ^_^; _________________________________________ /| SEIKO EPSON CO. Watch Design Dept. |\ /| /@|<] Keiichiro Oguchi | X | `>_|__oguchi.keiichiro@senet.ha.epson.co.jp_|/ \|
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X-Google-Language: Japanese,JIS X-Google-Thread: f4956,73c07da6d199ceea X-Google-Attributes: gidf4956,public From: K.Oguchi <oguchi.keiichiro@senet.ha.epson.co.jp> Subject: Re: [Q] Fractional approximation of a solution 'a' of a^4-a^2-1=0 Date: 1996/06/26 Message-ID: <4qqcfi$rq1@epsongw.epson.co.jp> X-Deja-AN: 162216155 references: <4qoijp$gj@inetgw.gb.sankyoseiki.co.jp> content-type: text/plain; charset=ISO-2022-JP organization: SEIKO EPSON CO. mime-version: 1.0 newsgroups: fj.sci.math