Nearly subnormal operators and moment problems
type: Item
instance of: scholarly article
title: Nearly subnormal operators and moment problems
zbMATH Open document ID: 0817.47026
author: Mihai Putinar
author: Raúl E. Curto
published in: Journal of Functional Analysis
publication date: 1994-04-12T00:00:00Z
review text: The authors use separation-of-cones techniques and ideas from multivariable operator theory to show that polynomial hyponormality does not imply subnormality for Hilbert space operators. As an application, they obtain a new result in the theory of power moments in two main dimensions.
Mathematics Subject Classification ID: 47B20
Mathematics Subject Classification ID: 47A57
zbMATH DE Number: 515240
zbMATH Keywords: separation-of-cones techniques
zbMATH Keywords: multivariable operator theory
zbMATH Keywords: polynomial hyponormality does not imply subnormality
zbMATH Keywords: theory of power moments in two main dimensions
MaRDI profile type: Publication
full work available at URL: jfan.1993.1101
OpenAlex ID: W2017027271
DOI: 10.1006/JFAN.1993.1101
description: scientific article; zbMATH DE number 515240