Abstract

On a Hilbert space H, we consider a symmetric scale-invariant operator with equal defect numbers. It is assumed that the operator has at least one scale invariant self-adjoint extension in H. We prove that there is a one-to-one correspondence between (generalized) resolvents of scale-invariant extensions and solutions of some functional equation. Two examples of Dirac-type operators are considered.

Department(s)

Mathematics and Statistics

Keywords and Phrases

Generalized resolvents; Scale-invariant operator; Self-adjoint extension; Symmetric operator

International Standard Serial Number (ISSN)

1029-3531; 2415-7503

Document Type

Article - Journal

Document Version

Final Version

File Type

text

Language(s)

English

Publication Date

01 Jan 2018

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