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On the spectrum of non-self-adjoint Dirac operators with quasi-periodic boundary conditions

Published online by Cambridge University Press:  26 May 2022

Alexander Makin*
Affiliation:
Russian Technological University, Prospect Vernadskogo 78, Moscow 119454, Russia (alexmakin@yandex.ru)

Abstract

In this paper, we consider non-self-adjoint Dirac operators on a finite interval with complex-valued potentials and quasi-periodic boundary conditions. Necessary and sufficient conditions for a set of complex numbers to be the spectrum of the indicated problem are established.

Type
Research Article
Copyright
Copyright © The Author(s), 2022. Published by Cambridge University Press on behalf of The Royal Society of Edinburgh

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