<div dir="ltr"><font face="arial, helvetica, sans-serif" style="font-size:13px">  BINGHAMTON GEOMETRY/TOPOLOGY SEMINAR<br><br><br>   Date: Thursday, March 26th, 2015<br><br>   Time:  2.50 pm<br><br>   Place: Whitney Hall, Room 100E,  followed by coffee/tea in the<br>      Hilton Reading Room. Note the new location of the math department (</font><a href="http://www2.math.binghamton.edu/p/directions" target="_blank" style="font-size:12.8000001907349px">http://www2.math.binghamton.edu/p/directions</a><span style="font-size:12.8000001907349px">)</span><font face="arial, helvetica, sans-serif" style="font-size:13px">.<br><br><br> </font><font face="arial, helvetica, sans-serif" style="font-size:12.7272720336914px">  </font><font face="arial, helvetica, sans-serif" style="font-size:12.8000001907349px">Speaker: </font><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:15px;line-height:21px">Matt Zaremsky</span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:15px;line-height:21px"> (Binghamton University) </span><div><div style="font-size:12.8000001907349px"><font face="arial, helvetica, sans-serif"><font color="#333333"><span style="line-height:21px">   Title: </span></font></font><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:15px;line-height:21px"> </span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:15px;line-height:21px">The</span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:15px;line-height:21px"> </span><span class="" id="MathJax-Element-6-Frame" style="display:inline;font-size:15px;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-16" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.892em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.725em;height:0px;font-size:18px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-17" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-18" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Main/Regular/400/03A3.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px 0.058em 0px 0px; max-height: none; width: 12px; display: inline !important; float: none !important; background-color: transparent;"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.063em;overflow:hidden;width:0px;height:1.003em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:15px;line-height:21px">-invariants of the generalized Thompson&#39;s groups </span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;font-size:15px;line-height:21px"></span><span class="" id="MathJax-Element-7-Frame" style="display:inline;font-size:15px;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-19" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.447em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.169em;height:0px;font-size:18px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-20" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-21" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.169em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-22" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/400/0046.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px -0.108em 0px 0px; max-height: none; width: 14px; display: inline !important; float: none !important; background-color: transparent;"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;overflow:hidden;height:1px;width:0.114em"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-23" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;font-size:12.7259998321533px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/283/006E.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 6px; max-width: none; padding: 0px; margin: 0px 0.003em 0px 0px; max-height: none; width: 8px; display: inline !important; float: none !important; background-color: transparent;"></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.336em"></span></span></span></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.003em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.263em;overflow:hidden;width:0px;height:1.203em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:15px;line-height:21px"> </span></div><div style="font-size:12.8000001907349px"><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;font-size:15px;line-height:21px"><br></span></div><div><span style="font-size:15px;color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">   </span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">Abstract:</span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px"> B</span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">uilding off the first talk, I will shift from</span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px"> </span></div><span class="" id="MathJax-Element-8-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-24" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.947em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.781em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-25" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-26" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/400/0046.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px -0.108em 0px 0px; max-height: none; width: 14px; display: inline !important; float: none !important; background-color: transparent;"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;overflow:hidden;height:1px;width:0.114em"></span></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.063em;overflow:hidden;width:0px;height:1.003em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px"> to a family of groups </span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;line-height:21px"></span><span class="" id="MathJax-Element-9-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-27" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.447em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.169em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-28" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-29" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.169em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-30" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/400/0046.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px -0.108em 0px 0px; max-height: none; width: 14px; display: inline !important; float: none !important; background-color: transparent;"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;overflow:hidden;height:1px;width:0.114em"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-31" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/283/006E.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 6px; max-width: none; padding: 0px; margin: 0px 0.003em 0px 0px; max-height: none; width: 8px; display: inline !important; float: none !important; background-color: transparent;"></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.336em"></span></span></span></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.003em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.263em;overflow:hidden;width:0px;height:1.203em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">, of which </span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;line-height:21px"></span><span class="" id="MathJax-Element-10-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-32" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.947em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.781em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-33" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-34" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/400/0046.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px -0.108em 0px 0px; max-height: none; width: 14px; display: inline !important; float: none !important; background-color: transparent;"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;overflow:hidden;height:1px;width:0.114em"></span></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.063em;overflow:hidden;width:0px;height:1.003em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px"> is </span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;line-height:21px"></span><span class="" id="MathJax-Element-11-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-35" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.336em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.114em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-36" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-37" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.114em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-38" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/400/0046.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px -0.108em 0px 0px; max-height: none; width: 14px; display: inline !important; float: none !important; background-color: transparent;"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;overflow:hidden;height:1px;width:0.114em"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-39" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Main/Regular/283/0032.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 9px; max-width: none; padding: 0px; margin: 0px 0.058em 0px 0px; max-height: none; width: 6px; display: inline !important; float: none !important; background-color: transparent;"></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.503em"></span></span></span></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.003em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.263em;overflow:hidden;width:0px;height:1.137em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">. Using the action of</span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;line-height:21px"></span><span class="" id="MathJax-Element-12-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-40" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.447em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.169em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-41" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-42" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.169em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-43" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/400/0046.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px -0.108em 0px 0px; max-height: none; width: 14px; display: inline !important; float: none !important; background-color: transparent;"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;overflow:hidden;height:1px;width:0.114em"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-44" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/283/006E.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 6px; max-width: none; padding: 0px; margin: 0px 0.003em 0px 0px; max-height: none; width: 8px; display: inline !important; float: none !important; background-color: transparent;"></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.336em"></span></span></span></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.003em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.263em;overflow:hidden;width:0px;height:1.203em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px"> on a CAT(0) cube complex, I was recently able to compute all the </span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;line-height:21px"></span><span class="" id="MathJax-Element-13-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-45" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.892em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.725em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-46" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-47" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Main/Regular/400/03A3.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px 0.058em 0px 0px; max-height: none; width: 12px; display: inline !important; float: none !important; background-color: transparent;"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.063em;overflow:hidden;width:0px;height:1.003em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">-invariants of all the </span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;line-height:21px"></span><span class="" id="MathJax-Element-14-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-48" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.447em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.169em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-49" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-50" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:1.169em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-51" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/400/0046.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px -0.108em 0px 0px; max-height: none; width: 14px; display: inline !important; float: none !important; background-color: transparent;"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;overflow:hidden;height:1px;width:0.114em"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-52" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/283/006E.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 6px; max-width: none; padding: 0px; margin: 0px 0.003em 0px 0px; max-height: none; width: 8px; display: inline !important; float: none !important; background-color: transparent;"></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.336em"></span></span></span></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.003em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.263em;overflow:hidden;width:0px;height:1.203em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">. In this talk I will focus on the aspects of the </span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;line-height:21px"></span><span class="" id="MathJax-Element-15-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-53" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.892em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0.725em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-54" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-55" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Main/Regular/400/03A3.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 13px; max-width: none; padding: 0px; margin: 0px 0.058em 0px 0px; max-height: none; width: 12px; display: inline !important; float: none !important; background-color: transparent;"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.063em;overflow:hidden;width:0px;height:1.003em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">-invariants that only come up when </span><span class="" style="color:rgb(136,136,136);font-family:Arial,sans-serif;line-height:21px"></span><span class="" id="MathJax-Element-16-Frame" style="display:inline;word-wrap:normal;white-space:nowrap;float:none;direction:ltr;border:0px;padding:0px;margin:0px;color:rgb(51,51,51);font-family:Arial,sans-serif"><span class="" id="MathJax-Span-56" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:3.003em"><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:2.503em;height:0px"><span style="border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-57" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><span class="" id="MathJax-Span-58" style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Math/Italic/400/006E.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 9px; max-width: none; padding: 0px; margin: 0px 0.003em 0px 0px; max-height: none; width: 11px; display: inline !important; float: none !important; background-color: transparent;"></span><span class="" id="MathJax-Span-59" style="display:inline-block;border:0px;padding:0px 0px 0px 0.281em;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Main/Regular/400/003E.png" style="border: 0px; vertical-align: -1px; color: rgb(102, 102, 102); font-style: italic; height: 11px; max-width: none; padding: 0px; margin: 0px 0.114em 0px 0px; max-height: none; width: 13px; display: inline !important; float: none !important; background-color: transparent;"></span><span class="" id="MathJax-Span-60" style="display:inline-block;border:0px;padding:0px 0px 0px 0.281em;margin:0px;vertical-align:0px"><img src="https://www2.math.binghamton.edu/js/mathjax-MathJax-727332c/fonts/HTML-CSS/TeX/png/Main/Regular/400/0032.png" style="border: 0px; vertical-align: 0px; color: rgb(102, 102, 102); font-style: italic; height: 12px; max-width: none; padding: 0px; margin: 0px 0.058em 0px 0px; max-height: none; width: 8px; display: inline !important; float: none !important; background-color: transparent;"></span></span><span style="display:inline-block;border:0px;padding:0px;margin:0px;vertical-align:0px;width:0px;height:1.725em"></span></span></span><span style="display:inline-block;border-width:0px 0px 0px 0.003em;border-left-style:solid;padding:0px;margin:0px;vertical-align:-0.13em;overflow:hidden;width:0px;height:1.003em"></span></span></span><span style="color:rgb(51,51,51);font-family:Arial,sans-serif;line-height:21px">, and will highlight a new technique, building off work of Belk and Forrest, for proving higher connectivity properties of certain complexes. This talk will still be accessible to non-experts, though it will help to have gone to the first talk.</span><div><br></div><div><br></div><div><font face="arial, helvetica, sans-serif">NOTE:  The seminar has a webpage where the semester&#39;s program is listed:<br><br><a href="http://www2.math.binghamton.edu/p/seminars/topsem" target="_blank" style="font-size:13px">http://www2.math.binghamton.<u></u>edu/p/seminars/topsem</a><br><br>It can also be linked from the Department&#39;s Home Page.</font></div></div></div>