Eulerin summia

Tämän tutkielman tarkoituksena on tarkastella menetelmiä joilla voidaan laskea niin kutsuttuja Eulerin summia. Eulerin summia ovat Riemannin zeeta-funktion arvoja parillisissa ja positiivisissa kokonaislukupisteissä. Vaikka kyseessä on ääretön joukko äärettömiä summia, niin Eulerin summien laskemise...

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Main Author: Kaskela, Kai
Other Authors: Matemaattis-luonnontieteellinen tiedekunta, Faculty of Sciences, Matematiikan ja tilastotieteen laitos, Department of Mathematics and Statistics, University of Jyväskylä, Jyväskylän yliopisto
Format: Master's thesis
Language:fin
Published: 2014
Subjects:
Online Access: https://jyx.jyu.fi/handle/123456789/43752
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author Kaskela, Kai
author2 Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Matematiikan ja tilastotieteen laitos Department of Mathematics and Statistics University of Jyväskylä Jyväskylän yliopisto
author_facet Kaskela, Kai Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Matematiikan ja tilastotieteen laitos Department of Mathematics and Statistics University of Jyväskylä Jyväskylän yliopisto Kaskela, Kai Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Matematiikan ja tilastotieteen laitos Department of Mathematics and Statistics University of Jyväskylä Jyväskylän yliopisto
author_sort Kaskela, Kai
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description Tämän tutkielman tarkoituksena on tarkastella menetelmiä joilla voidaan laskea niin kutsuttuja Eulerin summia. Eulerin summia ovat Riemannin zeeta-funktion arvoja parillisissa ja positiivisissa kokonaislukupisteissä. Vaikka kyseessä on ääretön joukko äärettömiä summia, niin Eulerin summien laskemiseksi on mahdollista johtaa eksplisiittinen kaava. Tämä kaava johdetaan tutkielmassa kahdella eri tavalla: Bernoullin lukuja ja toisaalta Fourier-analyysin tuloksia hyödyntäen. Lisäksi tutkielmassa tarkastellaan muutamia menetelmiä, joilla voidaan laskea yksittäisiä Eulerin summia. Huomionarvoinen maininta on, että vaikka mielivaltainen äärellinen Eulerin osasumma on rationaalinen, niin kaikki Eulerin summat ovat silti transkendenttisiä.
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Eulerin summia ovat Riemannin zeeta-funktion arvoja parillisissa ja positiivisissa kokonaislukupisteiss\u00e4. Vaikka kyseess\u00e4 on \u00e4\u00e4ret\u00f6n joukko \u00e4\u00e4rett\u00f6mi\u00e4 summia, niin Eulerin summien laskemiseksi on mahdollista johtaa eksplisiittinen kaava. T\u00e4m\u00e4 kaava johdetaan tutkielmassa kahdella eri tavalla: Bernoullin lukuja ja toisaalta Fourier-analyysin tuloksia hy\u00f6dynt\u00e4en. Lis\u00e4ksi tutkielmassa tarkastellaan muutamia menetelmi\u00e4, joilla voidaan laskea yksitt\u00e4isi\u00e4 Eulerin summia. Huomionarvoinen maininta on, ett\u00e4 vaikka mielivaltainen \u00e4\u00e4rellinen Eulerin osasumma on rationaalinen, niin kaikki Eulerin summat ovat silti transkendenttisi\u00e4.", "language": "fi", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted using Plone Publishing form by Kai Kaskela (kaolkask) on 2014-06-17 11:49:18.453891. 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spellingShingle Kaskela, Kai Eulerin summia Bernoullin luvut Fourier-sarjat Riemannin zeeta-funktio Matematiikka Mathematics 4041 sarjateoria funktiot
title Eulerin summia
title_full Eulerin summia
title_fullStr Eulerin summia Eulerin summia
title_full_unstemmed Eulerin summia Eulerin summia
title_short Eulerin summia
title_sort eulerin summia
title_txtP Eulerin summia
topic Bernoullin luvut Fourier-sarjat Riemannin zeeta-funktio Matematiikka Mathematics 4041 sarjateoria funktiot
topic_facet 4041 Bernoullin luvut Fourier-sarjat Matematiikka Mathematics Riemannin zeeta-funktio funktiot sarjateoria
url https://jyx.jyu.fi/handle/123456789/43752 http://www.urn.fi/URN:NBN:fi:jyu-201406172059
work_keys_str_mv AT kaskelakai eulerinsummia