English

On nonuniqueness for Calderon's inverse problem

Analysis of PDEs 2007-05-23 v2 Spectral Theory

Abstract

We construct anisotropic conductivities with the same Dirichlet-to-Neumann map as a homogeneous isotropic conductivity. These conductivities are singular close to a surface inside the body.

Keywords

Cite

@article{arxiv.math/0302258,
  title  = {On nonuniqueness for Calderon's inverse problem},
  author = {Allan Greenleaf and Matti Lassas and Gunther Uhlmann},
  journal= {arXiv preprint arXiv:math/0302258},
  year   = {2007}
}

Comments

Alternative proof of Prop. 1 and minor changes. To appear in Math. Res. Letters