Reflectionless Herglotz Functions and Jacobi Matrices
Reflectionless Herglotz Functions and Jacobi Matrices
复制标题
无反射 Herglotz 函数和雅可比矩阵
DOI:
10.1007/s00220-008-0696-x
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发表时间:
2009
影响因子:
2.4
通讯作者:
C. Remling
中科院分区:
文献类型:
--
作者:
A. Poltoratski;C. Remling
We study several related aspects of reflectionless Jacobi matrices. First, we discuss the singular part of the corresponding spectral measures. We then show how to identify sets on which measures are reflectionless by looking at the logarithmic potentials of these measures.