Moving-boundary problems for the time-fractional diffusion equation

We consider a one-dimensional moving-boundary problem for the time-fractional diffusion equation. The time-fractional derivative of order $\alpha\in (0,1)$ is taken in the sense of Caputo. We study the asymptotic behaivor, as t tends to infinity, of a general solution by using a fractional weak...

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Main Author: Sabrina D. Roscani
Format: Article
Language:English
Published: Texas State University 2017-02-01
Series:Electronic Journal of Differential Equations
Subjects:
Online Access:http://ejde.math.txstate.edu/Volumes/2017/44/abstr.html
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spelling doaj-1f61b5570a9b4d508844f77e7eeb91172020-11-25T00:41:09ZengTexas State UniversityElectronic Journal of Differential Equations1072-66912017-02-01201744,112Moving-boundary problems for the time-fractional diffusion equationSabrina D. Roscani0 Univ. Austral, Rosario, Argentina We consider a one-dimensional moving-boundary problem for the time-fractional diffusion equation. The time-fractional derivative of order $\alpha\in (0,1)$ is taken in the sense of Caputo. We study the asymptotic behaivor, as t tends to infinity, of a general solution by using a fractional weak maximum principle. Also, we give some particular exact solutions in terms of Wright functions.http://ejde.math.txstate.edu/Volumes/2017/44/abstr.htmlFractional diffusion equationCaputo derivativemoving-boundary problemmaximum principleasymptotic behaivor
collection DOAJ
language English
format Article
sources DOAJ
author Sabrina D. Roscani
spellingShingle Sabrina D. Roscani
Moving-boundary problems for the time-fractional diffusion equation
Electronic Journal of Differential Equations
Fractional diffusion equation
Caputo derivative
moving-boundary problem
maximum principle
asymptotic behaivor
author_facet Sabrina D. Roscani
author_sort Sabrina D. Roscani
title Moving-boundary problems for the time-fractional diffusion equation
title_short Moving-boundary problems for the time-fractional diffusion equation
title_full Moving-boundary problems for the time-fractional diffusion equation
title_fullStr Moving-boundary problems for the time-fractional diffusion equation
title_full_unstemmed Moving-boundary problems for the time-fractional diffusion equation
title_sort moving-boundary problems for the time-fractional diffusion equation
publisher Texas State University
series Electronic Journal of Differential Equations
issn 1072-6691
publishDate 2017-02-01
description We consider a one-dimensional moving-boundary problem for the time-fractional diffusion equation. The time-fractional derivative of order $\alpha\in (0,1)$ is taken in the sense of Caputo. We study the asymptotic behaivor, as t tends to infinity, of a general solution by using a fractional weak maximum principle. Also, we give some particular exact solutions in terms of Wright functions.
topic Fractional diffusion equation
Caputo derivative
moving-boundary problem
maximum principle
asymptotic behaivor
url http://ejde.math.txstate.edu/Volumes/2017/44/abstr.html
work_keys_str_mv AT sabrinadroscani movingboundaryproblemsforthetimefractionaldiffusionequation
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