hal-00705135, version 3
The shifted wave equation on Damek--Ricci spaces and on homogeneous trees
XXXV Convegno di Analisi Armonica (2011) 1-24
Abstract: We solve explicitly the shifted wave equation on Damek--Ricci spaces, using Asgeirsson's theorem and the inverse dual Abel transform. As an application, we investigate Huygens' principle. A similar analysis is carried out in the discrete setting of homogeneous trees.
- 1:
- Université d'Orléans – CNRS : UMR7349
- 2:
- CNRS : UMR7502 – Université de Lorraine
- 3:
- CNRS : UMR6056 – Université de Reims - Champagne Ardenne
- 4:
- Università degli Studi dell'Insubria
- Domain : Mathematics/Analysis of PDEs
Mathematics/Group Theory - Keywords : Abel transform – Damek-Ricci space – homogeneous tree – Huygens' principle – hyperbolic space – wave equation – wave propagation
- Available versions : v1 (2012-06-07) v2 (2012-06-09) v3 (2012-07-23)
- hal-00705135, version 3
- http://hal.archives-ouvertes.fr/hal-00705135
- oai:hal.archives-ouvertes.fr:hal-00705135
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- Submitted on: Monday, 23 July 2012 08:50:50
- Updated on: Thursday, 1 November 2012 07:29:44




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