How Does Spacetime “Tell an <i>Electron</i> How to Move”?

Minkowski spacetime provides a background framework for the kinematics and dynamics of classical particles. How the framework <i>implements</i> the motion of matter is not specified within special relativity. In this paper we specify how Minkowski space can implement motion in such a way...

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Main Author: Garnet Ord
Format: Article
Language:English
Published: MDPI AG 2021-12-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/13/12/2283
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author Garnet Ord
author_facet Garnet Ord
author_sort Garnet Ord
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description Minkowski spacetime provides a background framework for the kinematics and dynamics of classical particles. How the framework <i>implements</i> the motion of matter is not specified within special relativity. In this paper we specify how Minkowski space can implement motion in such a way that ’quantum’ propagation occurs on appropriate scales. This is done by starting in a discrete space and explicitly taking a continuum limit. The argument is direct and illuminates the special tension between ’rest’ and ’uniform motion’ found in Minkowski space, showing how the formal analytic continuations involved in Minkowski space and quantum propagation arise from the same source.
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spelling doaj.art-5f3a9fd8f2ae47549c9f9960510f54992023-11-23T10:44:50ZengMDPI AGSymmetry2073-89942021-12-011312228310.3390/sym13122283How Does Spacetime “Tell an <i>Electron</i> How to Move”?Garnet Ord0Department of Mathematics, Ryerson University, Toronto, ON M5B 2K3, CanadaMinkowski spacetime provides a background framework for the kinematics and dynamics of classical particles. How the framework <i>implements</i> the motion of matter is not specified within special relativity. In this paper we specify how Minkowski space can implement motion in such a way that ’quantum’ propagation occurs on appropriate scales. This is done by starting in a discrete space and explicitly taking a continuum limit. The argument is direct and illuminates the special tension between ’rest’ and ’uniform motion’ found in Minkowski space, showing how the formal analytic continuations involved in Minkowski space and quantum propagation arise from the same source.https://www.mdpi.com/2073-8994/13/12/2283special relativityquantum propagationcontinuum vs. discrete
spellingShingle Garnet Ord
How Does Spacetime “Tell an <i>Electron</i> How to Move”?
Symmetry
special relativity
quantum propagation
continuum vs. discrete
title How Does Spacetime “Tell an <i>Electron</i> How to Move”?
title_full How Does Spacetime “Tell an <i>Electron</i> How to Move”?
title_fullStr How Does Spacetime “Tell an <i>Electron</i> How to Move”?
title_full_unstemmed How Does Spacetime “Tell an <i>Electron</i> How to Move”?
title_short How Does Spacetime “Tell an <i>Electron</i> How to Move”?
title_sort how does spacetime tell an i electron i how to move
topic special relativity
quantum propagation
continuum vs. discrete
url https://www.mdpi.com/2073-8994/13/12/2283
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