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

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Page 410

What has all this to do with «

geometry changing with time. « World- line » is the history of particle position

changing with time. What we have just said of the history of the particle ...

What has all this to do with «

**space**-**time**»? «**Space**-**time**» is the history of spacegeometry changing with time. « World- line » is the history of particle position

changing with time. What we have just said of the history of the particle ...

Page 427

This concept of what we may call a « many-fingered time » Tomonaga [131]

generalized in 1946 from the dynamics of n particles in flat

dynamics of the electromagnetic field in flat

be ...

This concept of what we may call a « many-fingered time » Tomonaga [131]

generalized in 1946 from the dynamics of n particles in flat

**space**-**time**to thedynamics of the electromagnetic field in flat

**space**-**time**. The field is conceived tobe ...

Page 445

In reality there is no such thing as

and the words « before » and « after » are without application. These long-known

considerations are of importance only at the Planck scale of distances. They all ...

In reality there is no such thing as

**space**-**time**. « Time » itself loses its meaning,and the words « before » and « after » are without application. These long-known

considerations are of importance only at the Planck scale of distances. They all ...

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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