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Canadian Mathematical Bulletin

Subject Areas: Mathematics (miscellaneous)
ISSN: 0008-4395
SJR: 28

Open Access

Journal Article

A characterization of singular Schr\"odinger operators on the half-line

Scandone, Raffaele; Baglini, Lorenzo Luperi; Simonov, Kyrylo

2020 Mathematics

doi:10.4153/S0008439520000958

Abstract: We study a class of delta-like perturbations of the Laplacian on the half-line, characterized by Robin boundary conditions at the origin. Using the formalism of nonstandard analysis, we derive a simple connection with a suitable family of Schrödinger operators with potentials of very...

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