1 citations · 1 across the 2 of their papers we have counts for
2 papers
math.SP2025★ 1 cited
Distances between operators acting on different Hilbert spaces
Olaf Post, Sebastian Zimmer
The aim of this article is to define and compare several distances (or metrics) between operators acting on different (separable) Hilbert spaces. We consider here three main cases…
math.FA2022
Generalised norm resolvent convergence: comparison of different concepts
Olaf Post, Sebastian Zimmer
In this paper, we show that the two concepts of generalised norm resolvent convergence introduced by Weidmann and the first author of this paper are equivalent. We also focus on th…