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Optimal inverse problems of potentials for two given eigenvalues of Sturm–Liouville problems

Published online by Cambridge University Press:  07 March 2024

Min Zhao
Affiliation:
Department of Mathematics, Shandong University at Weihai, Weihai 264209, P. R. China (zhaomin215@mail.sdu.edu.cn; qijiangang@sdu.edu.cn)
Jiangang Qi
Affiliation:
Department of Mathematics, Shandong University at Weihai, Weihai 264209, P. R. China (zhaomin215@mail.sdu.edu.cn; qijiangang@sdu.edu.cn)

Abstract

The present paper is concerned with the infimum of the norm of potentials for Sturm–Liouville eigenvalue problems with Dirichlet boundary condition such that the first two eigenvalues are known. The explicit quantity of the infimum is given by the two eigenvalues.

Type
Research Article
Copyright
Copyright © The Author(s), 2024. Published by Cambridge University Press on behalf of The Royal Society of Edinburgh

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