====== The Combinatorics Seminar ====== ===== FALL 2014 ===== [[http://www.anybrowser.org/campaign/|Best Viewed With Any Browser]] [[http://www2.math.binghamton.edu/p/direction|Directions to the department.]] Organizers: [[laura/|Laura Anderson]], [[vaidy/|Vaidy Sivaraman]], and [[zaslav/|Thomas Zaslavsky]]. * **Tuesday, September 2**\\ //Speaker//: Matthias Beck (San Francisco State)\\ //Title//: [[abstract.201409bec|Permutation Descent Statistics via Polyhedral Geometry]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, September 9**\\ //Speaker//: Vaidy Sivaraman (Binghamton)\\ //Title//: [[abstract.201409siv|Princeton Workshop on Structure in Graphs and Matroids]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, September 16**\\ //Speaker//: Vaidy Sivaraman (Binghamton)\\ //Title//: [[abstract.201409siv|Princeton Workshop on Structure in Graphs and Matroids (continued)]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * Saturday, September 20\\ **[[http://community.middlebury.edu/~jschmitt/discmathdays14.html|DISCRETE MATHEMATICS DAY]] at Middlebury College's Bread Loaf Mountain Campus** * **Tuesday, September 23**\\ //Speaker//: Matthias Beck (San Francisco State)\\ //Title//: [[abstract.201409bec2|Growth Series of Cyclotomic and Root Lattices]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Wednesday, September 24 (Note special day)**\\ //Speaker//: Brian Davis (Kentucky)\\ //Title//: [[abstract.201409dav|Unlabeling Graph Colorings and Acyclic Orientations]]\\ //Time//: 1:10 - 2:10 (Note special time)\\ //Room//: OW-100E * **Tuesday, September 30**\\ //Speaker//: Laura Anderson (Binghamton)\\ //Title//: [[abstract.201409and|Covectors of Phased Matroids]]\\ //Time//: 1:10 - 2:10\\ //Room//: OW-100E * **Tuesday, October 7**\\ //Speaker//: Laura Anderson (Binghamton)\\ //Title//: [[abstract.201409and|Covectors of Phased Matroids, Part 2]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, October 14**\\ //Speaker//: Ting Su (Binghamton)\\ //Title//: [[abstract.201410su|Neighborliness in Edge Polytopes]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, October 21**\\ No seminar today. * **Tuesday, October 28 Postponed**\\ //Speaker//: David Biddle (Binghamton)\\ //Title//: [[abstract.201410bid|On the Connectivity of Graphs Associated with Sets of Generating Tuples of a Finite Group]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, November 4 (joint with the [[http://www2.math.binghamton.edu/p/seminars/arit|Arithmetic]] and [[http://www2.math.binghamton.edu/p/seminars/topsem|Geometry/Topology]] Seminars)**\\ //Speaker//: Emanuele Delucchi (Fribourg, Switzerland)\\ //Title//: [[abstract.201411del|Toric Arrangements – Towards Setting Up a Combinatorial Theory]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, November 11**\\ //Speaker//: Melissa Fuentes (Binghamton)\\ //Title//: [[abstract.201411fue|Acyclic Orientations of Bipartite Graphs and Their Linear Extensions]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, November 18**\\ //Speaker//: Zhongshan Li (Georgia State)\\ //Title//: [[abstract.201411li|Sign Vectors of Subspaces of **R**n and Minimum Ranks of Sign Patterns]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, November 25**\\ //Speaker//: Richard Behr (Binghamton)\\ //Title//: [[abstract.201411beh|Acyclic Orientations of a Comparability Graph With the Most Linear Extensions]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Monday, December 1 ([[../colloquia/|Colloquium]])**\\ //Speaker//: Angelica Cueto (Columbia)\\ //Title//: [[abstract.201412cue|Non-Archimedean Combinatorics]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, December 2**\\ //Speaker//: David Biddle (Binghamton)\\ //Title//: [[abstract.201410bid|On the Connectivity of Graphs Associated with Sets of Generating Tuples of a Finite Group]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, December 2 ([[../colloquia/|Colloquium]])**\\ //Speaker//: Ruriko Yoshida (Kentucky)\\ //Title//: Markov Bases for the Toric Homogeneous Markov Chain Models\\ //Time//: 4:30 - 5:30\\ //Room//: OW-100E * **Friday, December 5 ([[../colloquia/|Colloquium]])**\\ //Speaker//: Max Wakefield (U.S. Naval Academy)\\ //Title//: [[abstract.201412wak|Coloring Partitions and Configuration Spaces]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E * **Tuesday, December 9**\\ No meeting today. * **Friday, December 12 ([[../colloquia/|Colloquium]])**\\ //Speaker//: Michael Dobbins (Center for Geometry and Its Applications (GAIA), Pohang)\\ //Title//: [[abstract.201412dob|A Point in an nd-Polytope is the Barycenter of n Points in its d-Faces]]\\ //Time//: 1:15 - 2:15\\ //Room//: OW-100E ---- ---- ---- Past Semesters:\\ | [[s14|Spring-Summer 2014]] | [[f13|Fall 2013]] | [[s13|Spring-Summer 2013]] | [[f12|Fall 2012]] | [[s12|Spring 2012]] | [[f11|Fall 2011]] | [[s11|Spring-Summer 2011]] | [[f10|Fall 2010]] | [[s10|Spring-Summer 2010]] | [[f09|Fall 2009]] | [[s09|Spring-Summer 2009]] | [[f08|Fall 2008]] | [[s08|Spring 2008]] | [[f07|Fall 2007]] | [[s07|Spring 2007]] | [[f06|Fall 2006]] | [[s06|Spring 2006]] | [[f05|Fall 2005]] | [[s05|Spring 2005]] | [[f04|Fall 2004]] | [[s04|Spring 2004]] | [[f03|Fall 2003]] | [[s03|Spring 2003]] | [[f02|Fall 2002]] | [[s02|Spring 2002]] | [[f01|Fall 2001]] | [[s01|Spring 2001]] | [[f00|Fall 2000]] | [[s00|Spring 2000]] | [[f99|Fall 1999]] | [[s99|Spring 1999]] | [[f98|Fall 1998]] | ---- [[http://www.math.binghamton.edu/|Departmental home page]]. ----