On a signed cosine equation of \(N\) summands
type: Item
instance of: scholarly article
title: On a signed cosine equation of \(N\) summands
zbMATH Open document ID: 0858.39012
DOI: 10.1007/BF01833284
published in: Aequationes Mathematicae
publication date: 1997-03-23T00:00:00Z
full work available at URL: https://eudml.org/doc/137647
Mathematics Subject Classification ID: 39B32
zbMATH DE Number: 902693
zbMATH Keywords: signed cosine equation
zbMATH Keywords: continuous solutions
zbMATH Keywords: functional equation
zbMATH Keywords: generalized cosine equation
author: Henrik Stetkær
MaRDI profile type: Publication
cites work: Q3274379
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cites work: Q3989425
cites work: Q4272736
cites work: The Functional Equation f(xy) + f(xy -1 ) = 2f(x)f(y) for Groups
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cites work: Zur Charakterisierung der zyklischen Funktionen durch eine Funktionalgleichung
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cites work: Wilson's functional equations on groups
OpenAlex ID: W4251282896
description: scientific article; zbMATH DE number 902693