Quadratic inequalities and a characterization of inner product
type: Item
instance of: scholarly article
title: Quadratic inequalities and a characterization of inner product
zbMATH Open document ID: 1261.46015
author: Janusz Matkowski
publication date: 2012-08-31T00:00:00Z
Mathematics Subject Classification ID: 46C15
Mathematics Subject Classification ID: 26D15
Mathematics Subject Classification ID: 39B22
Mathematics Subject Classification ID: 39B55
zbMATH DE Number: 6074806
zbMATH Keywords: parallelogram equality
zbMATH Keywords: inner product
zbMATH Keywords: quadratic functional
zbMATH Keywords: quadratic inequality
zbMATH Keywords: Jordan-von Neumann theorem
MaRDI profile type: Publication
full work available at URL: mia-15-50
OpenAlex ID: W2314957712
DOI: 10.7153/MIA-15-50
Recommended article: Q4376446
Recommended article: Q5433935
Recommended article: Inner Product Spaces and Quadratic Functional Equations
Recommended article: Inner product spaces and quadratic functional equations
Recommended article: Quadratic functional equation and inner product spaces
Recommended article: Q3219302
Recommended article: Q4219766
Recommended article: Characterization of inner product spaces and quadratic functions by some classes of functions
Recommended article: AN APPLICATION OF THE LERAY-SCHAUDER DEGREE THEORY TO THE VARIABLE COEFFICIENT SEMILINEAR BIHARMONIC PROBLEM
Recommended article: Inner product inequalities for two equivalent norms and applications
published in: Mathematical Inequalities \& Applications
description: scientific article; zbMATH DE number 6074806