### Abstract

The set of all effects 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.

Original language | English |
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Pages (from-to) | 37-45 |

Number of pages | 9 |

Journal | Letters in Mathematical Physics |

Volume | 51 |

Issue number | 1 |

DOIs | |

Publication status | Published - Jan 1 2000 |

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### Keywords

- Automorphism
- Effect algebra
- Factor
- Hilbert space
- Operator algebra

### ASJC Scopus subject areas

- Statistical and Nonlinear Physics
- Mathematical Physics