A posteriori error estimates for Webster's equation in wave propagation

Abstract
We consider a generalised Webster’s equation for describing wave propagation in curved tubular structures such as variable diameter acoustic wave guides. Webster’s equation in generalised form has been rigorously derived in a previous article starting from the wave equation, and it approximates cross-sectional averages of the propagating wave. Here, the approximation error is estimated by an a posteriori technique.
Main Authors
Format
Articles Research article
Published
2015
Series
Subjects
Publication in research information system
Publisher
Academic Press
The permanent address of the publication
https://urn.fi/URN:NBN:fi:jyu-201509022786Käytä tätä linkitykseen.
Review status
Peer reviewed
ISSN
0022-247X
DOI
https://doi.org/10.1016/j.jmaa.2015.02.074
Language
English
Published in
Journal of Mathematical Analysis and Applications
Citation
  • Lukkari, T., & Malinen, J. (2015). A posteriori error estimates for Webster's equation in wave propagation. Journal of Mathematical Analysis and Applications, 427(2), 941-961. https://doi.org/10.1016/j.jmaa.2015.02.074
License
Open Access
Copyright© 2015 Elsevier Inc. This is a final draft version of an article whose final and definitive form has been published by Elsevier. Published in this repository with the kind permission of the publisher.

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