Über operatorwertige Lösungen der Funktionalgleichung des Cosinus
type: Item
instance of: scholarly article
title: Über operatorwertige Lösungen der Funktionalgleichung des Cosinus
zbMATH Open document ID: 0414.47021
DOI: 10.1007/BF01214990
author: Dieter Lutz
published in: Mathematische Zeitschrift
publication date: 1980-01-01T00:00:00Z
full work available at URL: https://eudml.org/doc/172936
Mathematics Subject Classification ID: 47B40
Mathematics Subject Classification ID: 47D03
zbMATH DE Number: 3643979
zbMATH Keywords: spectral operators
zbMATH Keywords: operator cosine functions
zbMATH Keywords: spectral representation
zbMATH Keywords: semigroups
MaRDI profile type: Publication
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OpenAlex ID: W1976216409
description: scientific article; zbMATH DE number 3643979