The Algebra, Combinatorics, Geometry, and Topology (ACGT) Seminar meets on Tuesdays at 1:00-2:00PM in Room 164 of the Adel Mathematics Building. If you are interested in giving a talk, please contact Mike Falk or Dana C. Ernst, ACGT coordinators.
Note that talks are listed in reverse chronological order.
Date: October 25
Speaker: Steve Wilson (NAU retired)
Abstract: A problem I posed concerning the vertex- and/or edge-transitive covers of a certain tetravalent diagram on 3 nodes has been solved, though, alas, not by me.
Date: October 18
Speaker: Michael Falk (NAU)
Abstract: We will discuss the classical discriminant (e.g., in degree two: $b^2-4ac=0$) and invariant polynomials and discriminants of finite complex reflection groups.
Date: October 11
Speaker: Michael Falk (NAU)
Abstract: We will have an informal discussion about Shepherd groups.
Date: September 27, October 4
Speaker: Group discussion
Abstract: We will have a discussion of twin groups, right-angled Coxeter groups, braid classes, and related topics. All are welcome to listen in or contribute.