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.

引用

页数：11

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