42 citations · 184 across the 21 of their papers we have counts for
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math.FA2014★ 2 cited
Characterisation of Cesàro and -Asymptotic Limits of Matrices
György Pál Gehér
The main goal of this paper is to characterise all the possible Cesàro and -asymptotic limits of powerbounded, complex matrices. The investigation of the -asymptotic limit of…
math.FA2014★ 1 cited
Asymptotic limits of operators similar to normal operators
György Pál Gehér
Sz.-Nagy's famous theorem states that a bounded operator which acts on a complex Hilbert space is similar to a unitary operator if and only if is invertible a…