Quadratic backward stochastic differential equations

Tässä tutkielmassa analysoimme takaperoisia stokastisia differentiaaliyhtälöitä. Aloitamme esittelemällä stokastiset prosessit, Brownin liikkeen, stokastiset integraalit ja Itôn kaavan. Tämän jälkeen siirrymme tarkastelemaan stokastisia differentiaaliyhtälöitä ja lopulta takaperoisia stokastisia dif...

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Päätekijä: Eirola, Timo
Muut tekijät: Matemaattis-luonnontieteellinen tiedekunta, Faculty of Sciences, Matematiikan ja tilastotieteen laitos, Department of Mathematics and Statistics, University of Jyväskylä, Jyväskylän yliopisto
Aineistotyyppi: Pro gradu
Kieli:eng
Julkaistu: 2017
Aiheet:
Linkit: https://jyx.jyu.fi/handle/123456789/56532
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author Eirola, Timo
author2 Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Matematiikan ja tilastotieteen laitos Department of Mathematics and Statistics University of Jyväskylä Jyväskylän yliopisto
author_facet Eirola, Timo Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Matematiikan ja tilastotieteen laitos Department of Mathematics and Statistics University of Jyväskylä Jyväskylän yliopisto Eirola, Timo Matemaattis-luonnontieteellinen tiedekunta Faculty of Sciences Matematiikan ja tilastotieteen laitos Department of Mathematics and Statistics University of Jyväskylä Jyväskylän yliopisto
author_sort Eirola, Timo
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description Tässä tutkielmassa analysoimme takaperoisia stokastisia differentiaaliyhtälöitä. Aloitamme esittelemällä stokastiset prosessit, Brownin liikkeen, stokastiset integraalit ja Itôn kaavan. Tämän jälkeen siirrymme tarkastelemaan stokastisia differentiaaliyhtälöitä ja lopulta takaperoisia stokastisia differentiaaliyhtälöitä. Tämän tutkielman pääaiheena on takaperoiset stokastiset differentiaaliyhtälöt kvadraattisilla oletuksilla. Näillä oletuksilla todistamme olemassaoloteoreeman ja tietyt säännöllisyysehdot takaperoisen stokastisen differentiaaliyhtälön ratkaisulle. In this thesis, we analyze backward stochastic differential equations. We begin by introducing stochastic processes, Brownian motion, stochastic integrals, and Itô's formula. After that, we move on to consider stochastic differential equations and finally backward stochastic differential equations. The main topic of this thesis are backward stochastic differential equations under quadratic assumptions. Under these assumptions we prove an existence theorem and certain regularity conditions for the solution of the backward stochastic differential equation.
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Aloitamme esittelem\u00e4ll\u00e4 stokastiset prosessit, Brownin liikkeen, stokastiset integraalit ja It\u00f4n kaavan. T\u00e4m\u00e4n j\u00e4lkeen siirrymme tarkastelemaan stokastisia differentiaaliyht\u00e4l\u00f6it\u00e4 ja lopulta takaperoisia stokastisia differentiaaliyht\u00e4l\u00f6it\u00e4. T\u00e4m\u00e4n tutkielman p\u00e4\u00e4aiheena on takaperoiset stokastiset differentiaaliyht\u00e4l\u00f6t kvadraattisilla oletuksilla. N\u00e4ill\u00e4 oletuksilla todistamme olemassaoloteoreeman ja tietyt s\u00e4\u00e4nn\u00f6llisyysehdot takaperoisen stokastisen differentiaaliyht\u00e4l\u00f6n ratkaisulle.", "language": "fi", "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.abstract", "value": "In this thesis, we analyze backward stochastic differential equations. We begin by introducing stochastic processes, Brownian motion, stochastic integrals, and It\u00f4's formula. 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spellingShingle Eirola, Timo Quadratic backward stochastic differential equations Backward Stochastic Differential Equations Stochastics Matematiikka Mathematics 4041
title Quadratic backward stochastic differential equations
title_full Quadratic backward stochastic differential equations
title_fullStr Quadratic backward stochastic differential equations Quadratic backward stochastic differential equations
title_full_unstemmed Quadratic backward stochastic differential equations Quadratic backward stochastic differential equations
title_short Quadratic backward stochastic differential equations
title_sort quadratic backward stochastic differential equations
title_txtP Quadratic backward stochastic differential equations
topic Backward Stochastic Differential Equations Stochastics Matematiikka Mathematics 4041
topic_facet 4041 Backward Stochastic Differential Equations Matematiikka Mathematics Stochastics
url https://jyx.jyu.fi/handle/123456789/56532 http://www.urn.fi/URN:NBN:fi:jyu-201712214867
work_keys_str_mv AT eirolatimo quadraticbackwardstochasticdifferentialequations