Self-adjointness and skew-adjointness criteria involving powers of linear relations

被引:5
|
作者
Sandovici, Adrian [1 ]
机构
[1] Gheorghe Asachi Tech Univ Iasi, Dept Math & Informat, B Dul Carol 1,Nr 11, Iasi 700506, Romania
关键词
Hilbert space; Symmetric linear relation; Nonnegative linear relation; Selfadjoint linear relation; Skew-symmetric linear relation; Skew-adjoint linear relation; DIRAC STRUCTURES; EXTENSIONS; OPERATORS; SUMS;
D O I
10.1016/j.jmaa.2018.09.063
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
The main objective of this paper is to provide range-type criteria for the self-adjointness of symmetric linear relations and for the skew-adjointness of skew-symmetric linear relations in real or complex Hilbert spaces, respectively. These range-type criteria involve powers of linear relations. (C) 2018 Elsevier Inc. All rights reserved.
引用
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页码:186 / 200
页数:15
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