On Products of Orlicz Spaces.
Banachverbände und positive Projektionen.
On Some Operator Inequalities.
Comparison of Norms |||f (A) - f(B) ||| and |||f (|A - B|) |||.
Invariante Masse positiver Kontraktionen in C(X)
Constants Related to Operators of Class Cp.
On operators with unitary ϱ-dilations
We show a polynomially boundend operator T is similar to a unitary operator if there is a singular unitary operator W and an injection X such that XT = WX. If, in addition, T is of class , then T itself is unitary.
Approximation by Positive Operators.
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