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Article
Open AccessThe Detectable Subspace for the Friedrichs Model: Applications of Toeplitz Operators and the Riesz–Nevanlinna Factorisation Theorem
We discuss how much information on a Friedrichs model operator (a finite rank perturbation of the operator of multiplication by the independent variable) can be detected from ‘measurements on the boundary’. Th...
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Article
The Ornstein-Uhlenbeck semigroup in exterior domains
Let Ω be an exterior domain in \(\mathbb{R}^n .\) It is shown that Ornstein-Uhlenbeck operators L generate C ...
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Trauma centres in the UK: a nursing perspective
One of the most popular debates in A and E nursing today continues to be centred around the provision of services for severely injured persons. This debate concerns all A and E nurses and must be extended into...
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COMPTEL Processing and Analysis Software System: COMPASS (Requirements and Overview)
In this paper the COMPTEL Processing and Data Analysis System COMPASS is described. A general overview of the system software is given with a focus on the software engineering aspects.