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Publication:4021250
zbMath0803.46053MaRDI QIDQ4021250
Publication date: 16 January 1993
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Fourier transformgroup algebrasdual groupbounded approximate identitiesspectral contractionuniversal Korovkin closureunital algebra homomorphismspectral contractionscommutative Banach algebras with units
General theory of commutative topological algebras (46J05) Approximation by operators (in particular, by integral operators) (41A35)
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On universal Korovkin sets w. r. t positive spectral contractions ⋮ On existence of finite universal Korovkin sets in Segal algebras ⋮ On existence of finite universal Korovkin sets in the centre of group algebras ⋮ A characterization of a class of \([Z\) groups via Korovkin theory]
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