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Publication:3913817
zbMath0463.39009MaRDI QIDQ3913817
Publication date: 1980
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hilbert spacebiderivationsnonnegative diagonalizationnonnegative square norm functionssymmetric biadditive functions
Quadratic and bilinear forms, inner products (15A63) Inner product spaces and their generalizations, Hilbert spaces (46C99) Functional equations and inequalities (39B99)
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