Update 2022-02-09 07:44

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Jean-Sébastien
2022-02-09 07:44:58 +01:00
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<title>Pre-Quantum Electrodynamics</title>
@@ -1616,7 +1616,7 @@ Table of contents
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<ul class="navigation-links"><li>Prev:&nbsp;<a href="red_rm.html">Relativistic Mechanics&emsp;<small>[red.rm]</small></a></li><li>Next:&nbsp;<a href="red_rm_rme.html">Relativistic Momentum and Energy&emsp;<small>[red.rm.rme]</small></a></li><li>Up:&nbsp;<a href="red_rm.html">Relativistic Mechanics&emsp;<small>[red.rm]</small></a></li></ul><div id="outline-container-red_rm_pt" class="outline-4">
<ul class="breadcrumbs"><li><a class="breadcrumb-link"href="red.html">Relativistic Electrodynamics</a></li><li><a class="breadcrumb-link"href="red_rm.html">Relativistic Mechanics</a></li><li>Proper Time and Proper Velocity</li></ul><ul class="navigation-links"><li>Prev:&nbsp;<a href="red_rm.html">Relativistic Mechanics&emsp;<small>[red.rm]</small></a></li><li>Next:&nbsp;<a href="red_rm_rme.html">Relativistic Momentum and Energy&emsp;<small>[red.rm.rme]</small></a></li><li>Up:&nbsp;<a href="red_rm.html">Relativistic Mechanics&emsp;<small>[red.rm]</small></a></li></ul><div id="outline-container-red_rm_pt" class="outline-4">
<h4 id="red_rm_pt">Proper Time and Proper Velocity<a class="headline-permalink" href="./red_rm_pt.html#red_rm_pt"><svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-link" viewBox="0 0 16 16">
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@@ -1638,7 +1638,7 @@ and this is called the {\bf ordinary velocity}.
The {\bf proper velocity} is defined as the hybrid-frame quantity
(distance as measured on the ground) divided by (proper time interval):
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{\bf Proper velocity}
\[
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\]
we can define the
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{\bf four-velocity} or {\bf proper velocity four-vector}
\[
@@ -1693,10 +1693,21 @@ for our usual relative frame velocity of \(v\) in the \(x\) direction,
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<p class="author">Author: Jean-Sébastien Caux</p>
<p class="date">Created: 2022-02-08 Tue 17:21</p>
<p class="validation"><a href="https://validator.w3.org/check?uri=referer">Validate</a></p>
<p class="date">Created: 2022-02-09 Wed 07:31</p>
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