Maximum principle for the generalized time-fractional diffusion equation

被引:259
|
作者
Luchko, Yury [1 ]
机构
[1] Tech Univ Appl Sci Berlin, Dept Math 2, D-13353 Berlin, Germany
关键词
Caputo-Dzherbashyan fractional derivative; Time-fractional diffusion equation; Initial-boundary-value problems; Maximum principle; Uniqueness theorem; CAUCHY-PROBLEM;
D O I
10.1016/j.jmaa.2008.10.018
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In the paper, a maximum principle for the generalized time-fractional diffusion equation over an open bounded domain G x (0. T). G subset of R-n is formulated and proved. The proof of the maximum principle is based on an extremum principle for the Caputo-Dzherbashyan fractional derivative that is given in the paper, too. The maximum principle is then applied to show that the initial-boundary-value problem for the generalized time-fractional diffusion equation possesses at most one classical solution and this Solution continuously depends on the initial and boundary conditions. (c) 2008 Elsevier Inc. All rights reserved.
引用
收藏
页码:218 / 223
页数:6
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