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Limiting Carleman weights and anisotropic inverse problems

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TLDR
In this article, the authors considered the anisotropic Calderon problem and related inverse problems, and characterized those Riemannian manifolds which admit limiting Carleman weights, and gave a complex geometrical optics construction for a class of such manifolds.
Abstract
In this article we consider the anisotropic Calderon problem and related inverse problems. The approach is based on limiting Carleman weights, introduced in Kenig et al. (Ann. Math. 165:567–591, 2007) in the Euclidean case. We characterize those Riemannian manifolds which admit limiting Carleman weights, and give a complex geometrical optics construction for a class of such manifolds. This is used to prove uniqueness results for anisotropic inverse problems, via the attenuated geodesic ray transform. Earlier results in dimension n≥3 were restricted to real-analytic metrics.

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Visibility and invisibility

TL;DR: In this article, the authors describe the use of complex geometrical optics solutions in EIT and review recent theoretical and experimental progress on making objects invisible to electromagnetic waves, which can be made possible at certain frequencies.
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Current Density Impedance Imaging of an Anisotropic Conductivity in a Known Conformal Class

TL;DR: The corresponding electric potential is the unique solution of a constrained minimization problem with respect to a weighted total variation functional defined in terms of the physical measurements.
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The inverse problem for the Dirichlet-to-Neumann map on Lorentzian manifolds

TL;DR: In this article, the Dirichlet-to-Neumann map of a cylinder-like Lorentzian manifold is considered and the authors show that it is possible to recover the lens relation of the metric, the magnetic field and the light ray transform in a stable way.
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Invariant distributions, Beurling transforms and tensor tomography in higher dimensions

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An Inverse Problem of Calderón Type with Partial Data

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References
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The Analysis of Linear Partial Differential Operators I

TL;DR: In this article, the analysis of linear partial differential operators i distribution theory and fourier rep are a good way to achieve details about operating certain products using instruction manuals, which are clearlybuilt to give step-by-step information about how you ought to go ahead in operating certain equipments.
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Riemannian Geometry

Book

Riemannian geometry and geometric analysis

Jürgen Jost
TL;DR: A very readable introduction to Riemannian geometry and geometric analysis can be found in this paper, where the author focuses on using analytic methods in the study of some fundamental theorems in Riemmannian geometry, e.g., the Hodge theorem, the Rauch comparison theorem, Lyusternik and Fet theorem and the existence of harmonic mappings.
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A global uniqueness theorem for an inverse boundary value problem

TL;DR: In this paper, the single smooth coefficient of the elliptic operator LY = v yv can be determined from knowledge of its Dirichlet integrals for arbitrary boundary values on a fixed region 2 C R', n? 3.
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