On symmetry of the product of two higher-order quasi-differential operators

The symmetric realizations of the product of two higher-order quasi-differential expressions in Hilbert space are investigated. By means of the construction theory of symmetric operators, we characterize symmetric domains determined by two-point boundary conditions for product of two symmetric diffe...

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Bibliographic Details
Main Authors: Yanyu Xiang, Aiping Wang
Format: Article
Language:English
Published: AIMS Press 2023-02-01
Series:AIMS Mathematics
Subjects:
Online Access:https://www.aimspress.com/article/doi/10.3934/math.2023478?viewType=HTML