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	<id>https://sublinear.info/index.php?action=history&amp;feed=atom&amp;title=Open_Problems_talk%3A72</id>
	<title>Open Problems talk:72 - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://sublinear.info/index.php?action=history&amp;feed=atom&amp;title=Open_Problems_talk%3A72"/>
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	<updated>2026-04-24T22:09:41Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://sublinear.info/index.php?title=Open_Problems_talk:72&amp;diff=951&amp;oldid=prev</id>
		<title>Krzysztof Onak: Krzysztof Onak moved page Waiting talk:Qin to Open Problems talk:72 without leaving a redirect: Moving to main list of problems</title>
		<link rel="alternate" type="text/html" href="https://sublinear.info/index.php?title=Open_Problems_talk:72&amp;diff=951&amp;oldid=prev"/>
		<updated>2016-01-18T18:39:15Z</updated>

		<summary type="html">&lt;p&gt;Krzysztof Onak moved page &lt;a href=&quot;/index.php?title=Waiting_talk:Qin&amp;amp;action=edit&amp;amp;redlink=1&quot; class=&quot;new&quot; title=&quot;Waiting talk:Qin (page does not exist)&quot;&gt;Waiting talk:Qin&lt;/a&gt; to &lt;a href=&quot;/index.php?title=Open_Problems_talk:72&quot; title=&quot;Open Problems talk:72&quot;&gt;Open Problems talk:72&lt;/a&gt; without leaving a redirect: Moving to main list of problems&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 18:39, 18 January 2016&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Krzysztof Onak</name></author>
		
	</entry>
	<entry>
		<id>https://sublinear.info/index.php?title=Open_Problems_talk:72&amp;diff=885&amp;oldid=prev</id>
		<title>Ccanonne at 21:07, 10 January 2016</title>
		<link rel="alternate" type="text/html" href="https://sublinear.info/index.php?title=Open_Problems_talk:72&amp;diff=885&amp;oldid=prev"/>
		<updated>2016-01-10T21:07:48Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
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				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #222; text-align: center;&quot;&gt;Revision as of 21:07, 10 January 2016&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-l1&quot; &gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #222; 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;Clément: Not clear to me from glancing at the paper (http://homes.soic.indiana.edu/qzhangcs/papers/pods15-join.pdf, Section 3.1) if $C$ is a Boolean matrix or an integer-valued one ($A$ and $B$ are Boolean, but the product seems to be taken in $Z$).&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #222; 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;Clément: Not clear to me from glancing at the paper (http://homes.soic.indiana.edu/qzhangcs/papers/pods15-join.pdf, Section 3.1) if $C$ is a Boolean matrix or an integer-valued one ($A$ and $B$ are Boolean, but the product &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;$C$ &lt;/ins&gt;seems to be taken in $&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;\mathbb{&lt;/ins&gt;Z&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;}&lt;/ins&gt;$).&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Ccanonne</name></author>
		
	</entry>
	<entry>
		<id>https://sublinear.info/index.php?title=Open_Problems_talk:72&amp;diff=884&amp;oldid=prev</id>
		<title>Ccanonne: Created page with &quot;Clément: Not clear to me from glancing at the paper (http://homes.soic.indiana.edu/qzhangcs/papers/pods15-join.pdf, Section 3.1) if $C$ is a Boolean matrix or an integer-valu...&quot;</title>
		<link rel="alternate" type="text/html" href="https://sublinear.info/index.php?title=Open_Problems_talk:72&amp;diff=884&amp;oldid=prev"/>
		<updated>2016-01-10T21:07:12Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;Clément: Not clear to me from glancing at the paper (http://homes.soic.indiana.edu/qzhangcs/papers/pods15-join.pdf, Section 3.1) if $C$ is a Boolean matrix or an integer-valu...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Clément: Not clear to me from glancing at the paper (http://homes.soic.indiana.edu/qzhangcs/papers/pods15-join.pdf, Section 3.1) if $C$ is a Boolean matrix or an integer-valued one ($A$ and $B$ are Boolean, but the product seems to be taken in $Z$).&lt;/div&gt;</summary>
		<author><name>Ccanonne</name></author>
		
	</entry>
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