<div class="gmail_quote"> BINGHAMTON GEOMETRY/TOPOLOGY SEMINAR<br><div class="gmail_quote"><div class="gmail_quote"><div class="gmail_quote"><div class="gmail_quote"><br>We have three talks this week! Our two visitors, Chris Cashen of Utah will be giving our usual seminar talk, while Collin Bleak of St. Andrews will be giving two additional talks this week, on Wednesday and Friday. We apologize for the short notice for the Wednesday talk; it was just decided upon today.<br>
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<br><i>Date:</i> <b>Wednesday</b>, March 30, 2011<br>
<i>Time:</i> <b>3:30-4:30pm</b><br>
<i>Place:</i> Library North 2205<br>
<i>Speaker:</i> Collin Bleak (St. Andrews)<br>
Title:
Minimal nonsolvable subgroups of F<br>
<br><br><i><br>Date:</i> Thursday, March 31, 2011<br><i>Time:</i> 2:50-3:50pm<br><i>Place:</i> Library North 2205 followed by coffee/tea in the Anderson Reading Room.<br>
<i>Speaker:</i> Chris Cashen (U Utah)<br>Title: Line Patterns in Free Groups<br><br>
<i>Abstract:</i> Consider a
collection of closed curves in a finite graph. The universal cover of
the graph is a tree, and the lifts of the closed curves make a pattern
of lines in this tree. I will discuss when it is possible to match up
two such line patterns with a quasi-isometriy of the tree.<br><br><br><i><br>Date:</i> <b>Friday</b>, April 1, 2011<br>
<i>Time:</i> <b>3:30-4:30pm</b><br>
<i>Place:</i> To Be Determined<br>
<i>Speaker:</i> Collin Bleak (St. Andrews)<br>
Title: On the Automorphisms of Thompson's Group V_n<br>
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