The quadratic numerical range of an analytic operator function
type: Item
instance of: scholarly article
title: The quadratic numerical range of an analytic operator function
zbMATH Open document ID: 1204.47019
author: Christiane Tretter
published in: Complex Analysis and Operator Theory
publication date: 2010-10-04T00:00:00Z
Mathematics Subject Classification ID: 47A56
Mathematics Subject Classification ID: 47A12
zbMATH DE Number: 5795261
zbMATH Keywords: numerical range
zbMATH Keywords: operator function
zbMATH Keywords: spectrum
zbMATH Keywords: resolvent
MaRDI profile type: Publication
full work available at URL: s11785-009-0019-z
OpenAlex ID: W2007326998
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DOI: 10.1007/S11785-009-0019-Z
description: scientific article; zbMATH DE number 5795261