Maximum Principle and Its Application for the Time-Fractional Diffusion Equations
Fractional calculus and applied analysis, Tome 14 (2011) no. 1, pp. 110-124
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In the paper, maximum principle for the generalized time-fractional diffusion equations including the multi-term diffusion equation and the diffusion equation of distributed order is formulated and discussed. In these equations, the time-fractional derivative is defined in the Caputo sense. In contrast to the Riemann-Liouville fractional derivative, the Caputo fractional derivative is shown to possess a suitable generalization of the extremum principle well-known for ordinary derivative. As an application, the maximum principle is used to get some a priori estimates for solutions of initial-boundary-value problems for the generalized time-fractional diffusion equations and then to prove uniqueness of their solutions.
Keywords:
Time-Fractional Diffusion Equation, Time-Fractional Multiterm Diffusion Equation, Time-Fractional Diffusion Equation of Distributed Order, Extremum Principle, Caputo Fractional Derivative, Generalized Riemann-Liouville Fractional Derivative, Initial-Boundary-Value Problems, Maximum Principle, Uniqueness Results
@article{FCAA_2011_14_1_a6,
author = {Luchko, Yury},
title = {Maximum {Principle} and {Its} {Application} for the {Time-Fractional} {Diffusion} {Equations}},
journal = {Fractional calculus and applied analysis},
pages = {110--124},
publisher = {mathdoc},
volume = {14},
number = {1},
year = {2011},
language = {en},
url = {http://geodesic.mathdoc.fr/item/FCAA_2011_14_1_a6/}
}
TY - JOUR AU - Luchko, Yury TI - Maximum Principle and Its Application for the Time-Fractional Diffusion Equations JO - Fractional calculus and applied analysis PY - 2011 SP - 110 EP - 124 VL - 14 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/FCAA_2011_14_1_a6/ LA - en ID - FCAA_2011_14_1_a6 ER -
Luchko, Yury. Maximum Principle and Its Application for the Time-Fractional Diffusion Equations. Fractional calculus and applied analysis, Tome 14 (2011) no. 1, pp. 110-124. http://geodesic.mathdoc.fr/item/FCAA_2011_14_1_a6/