Space‐time fractional Dirichlet problems

Abstract

This paper establishes explicit solutions for fractional diffusion problems on bounded domains. It also gives stochastic solutions, in terms of Markov processes time‐changed by an inverse stable subordinator whose index equals the order of the fractional time derivative. Some applications are given, to demonstrate how to specify a well‐posed Dirichlet problem for space‐time fractional diffusions in one or several variables. This solves an open problem in numerical analysis.

Document Details

Document Type
Pub Defense Publication
Publication Date
Aug 07, 2018
Source ID
10.1002/mana.201700111

Entities

People

  • Boris Baeumer
  • Mark M. Meerschaert
  • Tomasz Luks

Organizations

  • Army Research Office
  • Michigan State University
  • National Science Foundation
  • Royal Society Te Apārangi
  • University of Otago
  • University of Paderborn

Tags

Fields of Study

  • Mathematics

Readers

  • Computational Fluid Dynamics (CFD)
  • Linear Algebra
  • Mathematical Modeling and Probability Theory.

Technology Areas

  • Space