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On some automorphisms of the set of effects on Hilbert space

Lajos Molnar

math.OAarXiv:math/0005168

Abstract

The set of all efects on a Hilbert space has an affine structure (it is a convex set) as well as a multiplicative structure (it can be equipped with the so-called Jordan triple product). In this paper we describe the corresponding automorphisms of that set.

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