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Conformal mapping and inverse conductivity problem with one measurement

Authors :
Djalil Kateb
Marc Dambrine
Source :
ESAIM: Control, Optimisation and Calculus of Variations. 13:163-177
Publication Year :
2007
Publisher :
EDP Sciences, 2007.

Abstract

This work deals with a two-dimensional inverse problem in the field of tomography. The geometry of an unknown inclusion has to be reconstructed from boundary measurements. In this paper, we extend previous results of R. Kress and his coauthors: the leading idea is to use the conformal mapping function as unknown. We establish an integrodifferential equation that the trace of the Riemann map solves. We write it as a fixed point equation and give conditions for contraction. We conclude with a series of numerical examples illustrating the performance of the method.

Details

ISSN :
12623377 and 12928119
Volume :
13
Database :
OpenAIRE
Journal :
ESAIM: Control, Optimisation and Calculus of Variations
Accession number :
edsair.doi...........f78f7190714fe37229586836dc122c8f
Full Text :
https://doi.org/10.1051/cocv:2007006