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On 0-th order pseudo-differential operators on the circle.

Authors :
Tao, Zhongkai
Source :
Proceedings of the American Mathematical Society. Aug2024, Vol. 152 Issue 8, p3289-3297. 9p.
Publication Year :
2024

Abstract

In this paper we consider 0-th order pseudodifferential operators on the circle. We show that inside any interval disjoint from the critical values of the principal symbol, the spectrum is absolutely continuous with possibly finitely many embedded eigenvalues. We also give an example of embedded eigenvalues. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
00029939
Volume :
152
Issue :
8
Database :
Academic Search Index
Journal :
Proceedings of the American Mathematical Society
Publication Type :
Academic Journal
Accession number :
178145084
Full Text :
https://doi.org/10.1090/proc/15356