Inverse spectral Love problem via Weyl–Titchmarsh function

In this paper, we prove an inverse resonance theorem for the half-solid with vanishing stresses on the surface via Weyl–Titchmarsh function. Using a semi-classical approach, it is possible to simplify this three-dimensional problem of the elastic wave equation for the half-solid as a Schrödinger equation with Robin boundary conditions on the half-line. The goal of the paper is to establish a method to recover the potential from eigenvalues and resonances through the Weyl–Titchmarsh function for non-self-adjoint problems and to establish a one-to-one and onto map between suitable function spaces. Moreover, we produce an algorithm in order to retrieve the shear modulus from the eigenvalues and resonances, via the spectral data.

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Publication Details

Journal
Proceedings of the Royal Society A Mathematical Physical and Engineering Sciences
Published
2024-10-01
DOI
https://doi.org/10.1098/rspa.2024.0240
Primary Topic
Spectral Theory in Mathematical Physics
Type
article
Field-Weighted Citation Impact
0.00
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article

Inverse spectral Love problem via Weyl–Titchmarsh function

Samuele Sottile
Proceedings of the Royal Society A Mathematical Physical and Engineering Sciences
Spectral Theory in Mathematical Physics
article

Inverse spectral Love problem via Weyl–Titchmarsh function

Samuele Sottile
article en

Abstract

In this paper, we prove an inverse resonance theorem for the half-solid with vanishing stresses on the surface via Weyl–Titchmarsh function. Using a semi-classical approach, it is possible to simplify this three-dimensional problem of the elastic wave equation for the half-solid as a Schrödinger equation with Robin boundary conditions on the half-line. The goal of the paper is to establish a method to recover the potential from eigenvalues and resonances through the Weyl–Titchmarsh function for non-self-adjoint problems and to establish a one-to-one and onto map between suitable function spaces. Moreover, we produce an algorithm in order to retrieve the shear modulus from the eigenvalues and resonances, via the spectral data.

Proceedings of the Royal Society A Mathematical Physical and Engineering SciencesVol. 480(2299)
Malmö University (SE), Lund University (SE)
Openalex Percentile: Top 71%
Spectral Theory in Mathematical Physics
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Inverse spectral Love problem via Weyl–Titchmarsh function — Samuele Sottile · Proceedings of the Royal Society A Mathematical Physical and Engineering Sciences (2024) | TGRS Research Map | TGRS