On multiparameter spectral theory
type: Item
instance of: scholarly article
title: On multiparameter spectral theory
zbMATH Open document ID: 0776.47005
DOI: 10.1155/S0161171291001096
author: Lokenath Debnath
author: Ram U. Verma
published in: International Journal of Mathematics and Mathematical Sciences
publication date: 1992-06-28T00:00:00Z
full work available at URL: https://eudml.org/doc/46879
review text: Summary: A connection between the numerical range of the multiparameter linear system \(P(\lambda)\) and the joint numerical range of the (commuting) separating operator system is given.
Mathematics Subject Classification ID: 47A13
Mathematics Subject Classification ID: 47A12
Mathematics Subject Classification ID: 47A80
zbMATH DE Number: 38607
zbMATH Keywords: multiparameter operator system
zbMATH Keywords: uniform reasonable cross-norm
zbMATH Keywords: spectral problems
zbMATH Keywords: numerical range of the multiparameter linear system
zbMATH Keywords: joint numerical range of the (commuting) separating operator system
MaRDI profile type: Publication
OpenAlex ID: W1990174157
description: scientific article; zbMATH DE number 38607