Global structure of spectra of periodic non-Hermitian Jacobi operators  

作　　者：Hui Lu Jiangong You 

机构地区：[1]School of Mathematics,Nanjing Audit University,Nanjing 211815,China [2]Chern Institute of Mathematics and LPMC,Nankai University,Tianjin 300071,China

出　　处：《Science China Mathematics》2024年第12期2753-2770,共18页中国科学（数学英文版）

基　　金：supported by National Key R&D Program of China (Grant No. 2020YFA0713300);Nankai Zhide Foundation。

摘　　要：We give global structure of spectra of periodic non-Hermitian Jacobi operators by the discriminant and its stationary points. We also give necessary and sufficient conditions for real spectra and single interval spectra.

关 键 词：periodic Jacobi operator non-Hermitian operator global structure real spectra 

分 类 号：O177[理学—数学]