Extreme elements of the unit ball of bilinear operators on \(\ell ^ 2_ 2\)
type: Item
instance of: scholarly article
title: Extreme elements of the unit ball of bilinear operators on \(\ell ^ 2_ 2\)
zbMATH Open document ID: 0653.47024
DOI: 10.1007/BF01187744
author: Ryszard Grząślewicz
author: Kamil John
published in: Archiv der Mathematik
publication date: 1988-01-01T00:00:00Z
review text: The authors characterize the extreme points of the unit ball of the sup- normed space of trilinear forms on a two dimensional real Hilbert space in terms of their values on orthonormal bases.
reviewed by: Dirk Werner
Mathematics Subject Classification ID: 47L07
zbMATH DE Number: 4065749
zbMATH Keywords: extreme points of the unit ball of the sup-normed space of trilinear forms on a two dimensional real Hilbert space in terms of their values on orthonormal bases
MaRDI profile type: Publication
cites work: Extreme contractions on real Hilbert spaces
cites work: Isometries of operator algebras
cites work: Characteristic Classes. (AM-76)
full work available at URL: https://doi.org/10.1007/bf01187744
OpenAlex ID: W1981647800
description: scientific article; zbMATH DE number 4065749