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	<id>https://selfgravitatingfluids.education/JETohline/index.php?action=history&amp;feed=atom&amp;title=SSC%2FStability%2FIsothermal</id>
	<title>SSC/Stability/Isothermal - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://selfgravitatingfluids.education/JETohline/index.php?action=history&amp;feed=atom&amp;title=SSC%2FStability%2FIsothermal"/>
	<link rel="alternate" type="text/html" href="https://selfgravitatingfluids.education/JETohline/index.php?title=SSC/Stability/Isothermal&amp;action=history"/>
	<updated>2026-11-09T06:02:10Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.1</generator>
	<entry>
		<id>https://selfgravitatingfluids.education/JETohline/index.php?title=SSC/Stability/Isothermal&amp;diff=3597&amp;oldid=prev</id>
		<title>Joel2: /* Taff and Van Horn (1974) */</title>
		<link rel="alternate" type="text/html" href="https://selfgravitatingfluids.education/JETohline/index.php?title=SSC/Stability/Isothermal&amp;diff=3597&amp;oldid=prev"/>
		<updated>2026-08-02T21:07:30Z</updated>

		<summary type="html">&lt;p&gt;&lt;span class=&quot;autocomment&quot;&gt;Taff and Van Horn (1974)&lt;/span&gt;&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
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				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 16:07, 2 August 2026&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1001&quot;&gt;Line 1,001:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1,001:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;where, &amp;lt;math&amp;gt;C_0&amp;lt;/math&amp;gt; is the integration constant.  Once again, taking into account the different adopted sign on &amp;lt;math&amp;gt;\psi&amp;lt;/math&amp;gt;, acknowledging the variable substitution, &amp;lt;math&amp;gt;\lambda \leftrightarrow i\omega&amp;lt;/math&amp;gt;, and considering only an isothermal equation of state &amp;lt;math&amp;gt;(\gamma = 1)&amp;lt;/math&amp;gt;, we recognize that this is precisely the same form of the governing wave equation that appears as equation (2.19) of {{ Yabushita68 }}.&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;where, &amp;lt;math&amp;gt;C_0&amp;lt;/math&amp;gt; is the integration constant.  Once again, taking into account the different adopted sign on &amp;lt;math&amp;gt;\psi&amp;lt;/math&amp;gt;, acknowledging the variable substitution, &amp;lt;math&amp;gt;\lambda \leftrightarrow i\omega&amp;lt;/math&amp;gt;, and considering only an isothermal equation of state &amp;lt;math&amp;gt;(\gamma = 1)&amp;lt;/math&amp;gt;, we recognize that this is precisely the same form of the governing wave equation that appears as equation (2.19) of {{ Yabushita68 }}.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;====Taff and &lt;del style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;Van &lt;/del&gt;Horn (1974)====&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;====Taff and &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;van &lt;/ins&gt;Horn (1974)====&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Drawing on the expressions for the radial profiles of various physical variables in equilibrium isothermal spheres, [[#IsothermalVariables|as provided above]], our more familiar, &amp;quot;key&amp;quot; form of the wave equation can be rewritten as,&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Drawing on the expressions for the radial profiles of various physical variables in equilibrium isothermal spheres, [[#IsothermalVariables|as provided above]], our more familiar, &amp;quot;key&amp;quot; form of the wave equation can be rewritten as,&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;div align=&amp;quot;center&amp;quot;&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&amp;lt;div align=&amp;quot;center&amp;quot;&amp;gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Joel2</name></author>
	</entry>
	<entry>
		<id>https://selfgravitatingfluids.education/JETohline/index.php?title=SSC/Stability/Isothermal&amp;diff=860&amp;oldid=prev</id>
		<title>Joel2: Created page with &quot;__FORCETOC__  &lt;!-- __NOTOC__ will force TOC off --&gt; =Radial Oscillations of Pressure-Truncated Isothermal Spheres= {| class=&quot;PGEclass&quot; style=&quot;float:left; margin-right: 20px; border-style: solid; border-width: 3px border-color: black&quot; |-  ! style=&quot;height: 125px; width: 125px; background-color:white;&quot; | &lt;font size=&quot;-1&quot;&gt;&lt;b&gt;via&lt;br /&gt;Direct&lt;br /&gt;Numerical&lt;br /&gt;Integration&lt;/b&gt;&lt;/font&gt; |} ==Overview== Both {{ Ebert55full }} and {{ Bonnor56f...&quot;</title>
		<link rel="alternate" type="text/html" href="https://selfgravitatingfluids.education/JETohline/index.php?title=SSC/Stability/Isothermal&amp;diff=860&amp;oldid=prev"/>
		<updated>2024-01-09T16:52:50Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;__FORCETOC__  &amp;lt;!-- __NOTOC__ will force TOC off --&amp;gt; =Radial Oscillations of Pressure-Truncated Isothermal Spheres= {| class=&amp;quot;PGEclass&amp;quot; style=&amp;quot;float:left; margin-right: 20px; border-style: solid; border-width: 3px border-color: black&amp;quot; |-  ! style=&amp;quot;height: 125px; width: 125px; background-color:white;&amp;quot; | &amp;lt;font size=&amp;quot;-1&amp;quot;&amp;gt;&lt;a href=&quot;/JETohline/index.php/H_BookTiledMenu#Stability_Analysis&quot; title=&quot;H BookTiledMenu&quot;&gt;&amp;lt;b&amp;gt;via&amp;lt;br /&amp;gt;Direct&amp;lt;br /&amp;gt;Numerical&amp;lt;br /&amp;gt;Integration&amp;lt;/b&amp;gt;&lt;/a&gt;&amp;lt;/font&amp;gt; |} ==Overview== Both {{ Ebert55full }} and {{ Bonnor56f...&amp;quot;&lt;/p&gt;
&lt;a href=&quot;https://selfgravitatingfluids.education/JETohline/index.php?title=SSC/Stability/Isothermal&amp;amp;diff=860&quot;&gt;Show changes&lt;/a&gt;</summary>
		<author><name>Joel2</name></author>
	</entry>
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