## Proceedings of the International School of Physics "Enrico Fermi.", Volume 72N. Zanichelli, 1979 - Nuclear physics |

### From inside the book

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Page 31

The

absence of superselection rules the correspondence is one-to-one) ; they form an

in- volutive algebra, with involution given by adjoint operation. The propositions ...

The

**observables**of the system correspond to self-adjoint operators in J^T (in theabsence of superselection rules the correspondence is one-to-one) ; they form an

in- volutive algebra, with involution given by adjoint operation. The propositions ...

Page 302

apparatus like, for example, the position of the pointer, and that the way to

distinguish one kind of

on the apparatus. Mathematically, this leads to characterize an

...

apparatus like, for example, the position of the pointer, and that the way to

distinguish one kind of

**observable**from another is to study the group which actson the apparatus. Mathematically, this leads to characterize an

**observable**by an...

Page 345

Q is an

Succinctly: those aberrant quantum probabilities can all be represented in terms

of « classical » probabilities, and, indeed, this is why any given calculation ...

Q is an

**observable**}, in order to provide a representation of the quantum logic.Succinctly: those aberrant quantum probabilities can all be represented in terms

of « classical » probabilities, and, indeed, this is why any given calculation ...

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### Contents

E Amaldi Radioactivity a pragmatic pillar of probabilistic | 1 |

Statistical fluctuations | 10 |

Final remarks | 21 |

Copyright | |

24 other sections not shown

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3-geometry algebra applied assertion atoms axioms Boolean Borel field Borel sets calculus concept conditional probability conditionalization consider corresponding countable course defined definition denote derived deterministic dialog dialog-game disjoint dynamics edited Einstein elements equation equivalent exists experiment finite formal function geometry given Gleason's theorem Hence Hilbert space implies induction initial interaction interpretation irreversible Journ linear magnitude Math mathematical means Neumann non-Boolean notion observable orthogonal orthomodular lattice particle photon Phys physical quantity physical system physical theories physicists positive precision probabilistic probability measure probability space probability theory problem procedure quantum logic quantum mechanics quantum theory quantum-logical question radioactive random variable real numbers relation relative frequency relf represented respect result rule sequence space-time special relativity spin statistical operator subset subspace superspace theorem tion transformation truth universal constants vector velocity von Neumann algebra zero