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Algebra structure of operator-valued Riesz means - MaRDI portal

Algebra structure of operator-valued Riesz means (Q472539)

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scientific article; zbMATH DE number 6371144
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Algebra structure of operator-valued Riesz means
scientific article; zbMATH DE number 6371144

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    Algebra structure of operator-valued Riesz means (English)
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    19 November 2014
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    Summary: We characterize operator-valued Riesz means via an algebraic law of composition and establish their functional calculus accordingly. With this aim, we give a new integral expression of the Leibniz derivation rule for smooth functions.
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