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

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Page 150

The purpose of the operational definition of a

as possible, 1) that we know what we are talking about, and 2) that any two

physicists are talking about the same things. The fact that, even with the

operational ...

The purpose of the operational definition of a

**physical quantity**is to ensure, as faras possible, 1) that we know what we are talking about, and 2) that any two

physicists are talking about the same things. The fact that, even with the

operational ...

Page 152

By abstraction, C„, Cb, ... will define the

select a pair of quantities Q,,Qz, referring to two different classes E1, E„ of

physical systems, such that ^01,= 0. It is a result of experience that in some case

the ...

By abstraction, C„, Cb, ... will define the

**physical quantities**Q„,Qb, ... . Let us nowselect a pair of quantities Q,,Qz, referring to two different classes E1, E„ of

physical systems, such that ^01,= 0. It is a result of experience that in some case

the ...

Page 164

2'i) and each Q, (0<i<w) representing a

least in a subset of 8 ('); e) q is a function which associates a mathematical

interpretation in Me to the terms of the operational part of M. A physical structure

such ...

2'i) and each Q, (0<i<w) representing a

**physical quantity**, operationally defined atleast in a subset of 8 ('); e) q is a function which associates a mathematical

interpretation in Me to the terms of the operational part of M. A physical structure

such ...

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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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### Common terms and phrases

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