On the spectrum of the differential operators of even order with periodic matrix coefficients

被引：1
|
作者：
Veliev, O. A. [1 ]
机构：
[1] Dogus Univ, Dept Mech Engn, Istanbul, Turkiye
来源：
LETTERS IN MATHEMATICAL PHYSICS | 2023年 / 113卷 / 03期
关键词：
Band functions; Bloch functions; Spectrum;
D O I：
10.1007/s11005-023-01679-7
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
In this paper, we consider the band functions, Bloch functions and spectrum of the self-adjoint differential operator L with periodic matrix coefficients. Conditions are found for the coefficients under which the number of gaps in the spectrum of the operator L is finite.
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页数：11
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