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	<id>https://drorbn.net/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=Liuqiong.shi</id>
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	<updated>2026-05-04T21:59:10Z</updated>
	<subtitle>User contributions</subtitle>
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	<entry>
		<id>https://drorbn.net/index.php?title=10-327/Classnotes_for_Thursday_December_2&amp;diff=10306</id>
		<title>10-327/Classnotes for Thursday December 2</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=10-327/Classnotes_for_Thursday_December_2&amp;diff=10306"/>
		<updated>2010-12-08T17:47:46Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{10-327/Navigation}}&lt;br /&gt;
&lt;br /&gt;
See some blackboard shots at {{BBS Link|10_327-101202-142101.jpg}}.&lt;br /&gt;
&lt;br /&gt;
{{Template:10-327:Dror/Students Divider}}&lt;br /&gt;
&lt;br /&gt;
Here are some lecture notes for today:&lt;br /&gt;
&lt;br /&gt;
[http://katlas.org/drorbn/images/8/84/10-327-dec02-lecpt1.jpg Dec 02 Part 1]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.org/drorbn/images/8/84/10-327-dec02-lecpt2.jpg Dec 02 Part 2]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.org/drorbn/images/8/84/10-327-dec02-lecpt3.jpg Dec 02 Part 3]&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327-dec02-lecpt3.jpg&amp;diff=10305</id>
		<title>File:10-327-dec02-lecpt3.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327-dec02-lecpt3.jpg&amp;diff=10305"/>
		<updated>2010-12-08T17:46:35Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327-dec02-lecpt2.jpg&amp;diff=10304</id>
		<title>File:10-327-dec02-lecpt2.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327-dec02-lecpt2.jpg&amp;diff=10304"/>
		<updated>2010-12-08T17:45:45Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327-dec02-lecpt1.jpg&amp;diff=10303</id>
		<title>File:10-327-dec02-lecpt1.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327-dec02-lecpt1.jpg&amp;diff=10303"/>
		<updated>2010-12-08T17:44:40Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=10-327/Classnotes_for_Thursday_November_25&amp;diff=10194</id>
		<title>10-327/Classnotes for Thursday November 25</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=10-327/Classnotes_for_Thursday_November_25&amp;diff=10194"/>
		<updated>2010-11-27T19:37:26Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{10-327/Navigation}}&lt;br /&gt;
&lt;br /&gt;
See some blackboard shots at {{BBS Link|10_327-101125-142103.jpg}}.&lt;br /&gt;
&lt;br /&gt;
{{Template:10-327:Dror/Students Divider}}&lt;br /&gt;
&lt;br /&gt;
Here is a lecture note for today:&lt;br /&gt;
&lt;br /&gt;
[http://katlas.org/drorbn/images/3/38/10-327_Nov_25_LecNotes.pdf Lecture Nov 25]&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=10-327/Classnotes_for_Monday_November_22&amp;diff=10193</id>
		<title>10-327/Classnotes for Monday November 22</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=10-327/Classnotes_for_Monday_November_22&amp;diff=10193"/>
		<updated>2010-11-27T19:36:27Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{10-327/Navigation}}&lt;br /&gt;
&lt;br /&gt;
See some blackboard shots at {{BBS Link|10_327-101122-143551.jpg}}.&lt;br /&gt;
&lt;br /&gt;
{{10-327/vp|1122}}&lt;br /&gt;
&lt;br /&gt;
{{Template:10-327:Dror/Students Divider}}&lt;br /&gt;
&lt;br /&gt;
===Riddle Along===&lt;br /&gt;
What is the configuration space of a 3 legged spider&lt;br /&gt;
&lt;br /&gt;
[[10-327/Solution to configuration of a 3 legged spider]]&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Here is a lecture notes for today:&lt;br /&gt;
&lt;br /&gt;
[http://katlas.org/drorbn/images/1/1f/10-327_Nov_22_Lec.pdf Lecture Nov 22]&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=10-327/Classnotes_for_Monday_November_22&amp;diff=10192</id>
		<title>10-327/Classnotes for Monday November 22</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=10-327/Classnotes_for_Monday_November_22&amp;diff=10192"/>
		<updated>2010-11-27T19:36:14Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{10-327/Navigation}}&lt;br /&gt;
&lt;br /&gt;
See some blackboard shots at {{BBS Link|10_327-101122-143551.jpg}}.&lt;br /&gt;
&lt;br /&gt;
{{10-327/vp|1122}}&lt;br /&gt;
&lt;br /&gt;
{{Template:10-327:Dror/Students Divider}}&lt;br /&gt;
&lt;br /&gt;
===Riddle Along===&lt;br /&gt;
What is the configuration space of a 3 legged spider&lt;br /&gt;
&lt;br /&gt;
[[10-327/Solution to configuration of a 3 legged spider]]&lt;br /&gt;
&lt;br /&gt;
Here is a lecture notes for today:&lt;br /&gt;
&lt;br /&gt;
[http://katlas.org/drorbn/images/1/1f/10-327_Nov_22_Lec.pdf Lecture Nov 22]&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_Nov_25_LecNotes.pdf&amp;diff=10191</id>
		<title>File:10-327 Nov 25 LecNotes.pdf</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_Nov_25_LecNotes.pdf&amp;diff=10191"/>
		<updated>2010-11-27T19:33:19Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_Nov_22_Lec.pdf&amp;diff=10190</id>
		<title>File:10-327 Nov 22 Lec.pdf</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_Nov_22_Lec.pdf&amp;diff=10190"/>
		<updated>2010-11-27T19:24:54Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=10-327/Classnotes_for_Thursday_November_18&amp;diff=10070</id>
		<title>10-327/Classnotes for Thursday November 18</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=10-327/Classnotes_for_Thursday_November_18&amp;diff=10070"/>
		<updated>2010-11-18T22:34:37Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{10-327/Navigation}}&lt;br /&gt;
&lt;br /&gt;
See some blackboard shots at {{BBS Link|10_327-101118-142430.jpg}} (unfortunately some blackboards from the middle of the proof or Urysohn&#039;s lemma got forgotten).&lt;br /&gt;
&lt;br /&gt;
{{Template:10-327:Dror/Students Divider}}&lt;br /&gt;
&lt;br /&gt;
Here are some lecture notes:&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:Image-10-327_lecpt1.jpg Lecture part 1]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_lecpt2.jpg Lecture part 2]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_lecpt3.jpg Lecture part 3]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_lecpt4.jpg Lecture part 4]&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=10-327/Classnotes_for_Monday_November_15&amp;diff=10069</id>
		<title>10-327/Classnotes for Monday November 15</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=10-327/Classnotes_for_Monday_November_15&amp;diff=10069"/>
		<updated>2010-11-18T22:32:57Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{10-327/Navigation}}&lt;br /&gt;
&lt;br /&gt;
See some blackboard shots at {{BBS Link|10_327-101115-143641.jpg}}.&lt;br /&gt;
&lt;br /&gt;
{{10-327/vp|1115}}&lt;br /&gt;
&lt;br /&gt;
{{Template:10-327:Dror/Students Divider}}&lt;br /&gt;
&lt;br /&gt;
Here are some lecture notes:&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_Nov15_lecpt1.jpg Lecture part 1]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_Nov15_lecpt2.jpg Lecture part 2]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_Nov15_lecpt3.jpg Lecture part 3]&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=10-327/Classnotes_for_Monday_November_15&amp;diff=10068</id>
		<title>10-327/Classnotes for Monday November 15</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=10-327/Classnotes_for_Monday_November_15&amp;diff=10068"/>
		<updated>2010-11-18T22:31:50Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{10-327/Navigation}}&lt;br /&gt;
&lt;br /&gt;
See some blackboard shots at {{BBS Link|10_327-101115-143641.jpg}}.&lt;br /&gt;
&lt;br /&gt;
{{10-327/vp|1115}}&lt;br /&gt;
&lt;br /&gt;
{{Template:10-327:Dror/Students Divider}}&lt;br /&gt;
&lt;br /&gt;
Here are some lecture notes:&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_Nov15_lecpt1.jpg]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_Nov15_lecpt2.jpg]&lt;br /&gt;
&lt;br /&gt;
[http://katlas.math.toronto.edu/drorbn/index.php?title=Image:10-327_Nov15_lecpt3.jpg]&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_Nov15_lecpt3.jpg&amp;diff=10067</id>
		<title>File:10-327 Nov15 lecpt3.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_Nov15_lecpt3.jpg&amp;diff=10067"/>
		<updated>2010-11-18T22:29:23Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_Nov15_lecpt2.jpg&amp;diff=10066</id>
		<title>File:10-327 Nov15 lecpt2.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_Nov15_lecpt2.jpg&amp;diff=10066"/>
		<updated>2010-11-18T22:29:13Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_Nov15_lecpt1.jpg&amp;diff=10065</id>
		<title>File:10-327 Nov15 lecpt1.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_Nov15_lecpt1.jpg&amp;diff=10065"/>
		<updated>2010-11-18T22:29:06Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_lecpt1.jpg&amp;diff=10063</id>
		<title>File:10-327 lecpt1.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_lecpt1.jpg&amp;diff=10063"/>
		<updated>2010-11-18T22:26:35Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_lecpt4.jpg&amp;diff=10061</id>
		<title>File:10-327 lecpt4.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_lecpt4.jpg&amp;diff=10061"/>
		<updated>2010-11-18T22:09:57Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_lecpt3.jpg&amp;diff=10060</id>
		<title>File:10-327 lecpt3.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_lecpt3.jpg&amp;diff=10060"/>
		<updated>2010-11-18T22:06:52Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:10-327_lecpt2.jpg&amp;diff=10059</id>
		<title>File:10-327 lecpt2.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:10-327_lecpt2.jpg&amp;diff=10059"/>
		<updated>2010-11-18T22:06:33Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
	<entry>
		<id>https://drorbn.net/index.php?title=File:Image-10-327_lecpt1.jpg&amp;diff=10058</id>
		<title>File:Image-10-327 lecpt1.jpg</title>
		<link rel="alternate" type="text/html" href="https://drorbn.net/index.php?title=File:Image-10-327_lecpt1.jpg&amp;diff=10058"/>
		<updated>2010-11-18T22:05:48Z</updated>

		<summary type="html">&lt;p&gt;Liuqiong.shi: lec notes of Thur, Nov 18 2010&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;lec notes of Thur, Nov 18 2010&lt;/div&gt;</summary>
		<author><name>Liuqiong.shi</name></author>
	</entry>
</feed>