All Seminars & Colloquia

Combinatorics Seminar-Doubly weighted rooted trees and computer networks

Thursday, 9/26/2019, 6:15pm - 11:59pm

Title: Doubly weighted rooted trees and computer networks
Speaker: Geir Agnarsson, George Mason
Date and time: Thursday, September 26, 2:15–3:15pm

Applied Mathematics Seminar-Boundary operator associated to $\sigma_k$ curvature

Tuesday, 9/24/2019, 7:30pm - 11:59pm

Title: Boundary operator associated to $\sigma_k$ curvature
Speaker: Yi Wang
Affiliation: Johns Hopkins University
Date and Time:Tuesday, September 24, 3:30pm-4:30pm
Place: Phillips 730

Graduate Student Seminar-Methods of interpolation between two dual quaternions

Friday, 9/20/2019, 7:00pm - 11:59pm

Title: Methods of interpolation between two dual quaternions
Speaker:  Dionne Ibarra
Date and Time:  Friday, September 20, 3:00PM-4:00PM
Place: Rome 771

Abstract:  I will give a brief introduction to quaternions, dual numbers, and dual quaternions, then discuss methods of interpolation. Finally, I will explain how I obtained a succinct exponential notation for dual quaternions. 

 

University Seminar: Logic Across Disciplines-Gram determinants and Temperley-Lieb algebras

Friday, 9/20/2019, 3:00pm - 11:59pm

Logic-Topology Seminar

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University Seminar: Logic Across Disciplines-Can you always raise a natural number to a power? (Part 2)

Friday, 9/13/2019, 3:00pm - 11:59pm

Title: Can you always raise a natural

Combinatorics-The natural matroid of a polymatroid

Thursday, 9/12/2019, 6:15pm - 11:59pm

Title: The natural matroid of a polymatroid
Speaker: Joe Bonin, GWU
Date and time: Thursday, September 12, 2:15–3:15pm
Place: Phillips 110

Abstract: We show how to use the natural matroid of a polymatroid to develop a theory of circuits for polymatroids, and likewise for a theory of cyclic flats. This is joint work with Tara Fife and Carolyn Chun.

University Seminar: Logic Across Disciplines-Can you always raise a natural number to a power?

Friday, 9/6/2019, 3:00pm - 11:59pm

Title: Can you always raise a natural number to a power?
Speaker:  Keshav Srinivasan, GWU
Date and Time:  Friday, September 6, 11:00AM-12:00PM

Combinatorics-Counting reflections in complex reflection groups

Thursday, 9/5/2019, 6:15pm - 11:59pm

Title: Counting reflections in complex reflection groups

Combinatorics Seminar- Using the Potential Method to Color Near-Bipartite Graphs

Friday, 8/30/2019, 8:00pm - 11:59pm

Speaker: Dan Cranston, VCU
Date and Time: Friday, August 30 4–5 pm
Place: Rome 771
Title: Using the Potential Method to Color Near-Bipartite Graphs

Combinatorics Seminar- Plabic R-Matrices

Wednesday, 8/7/2019, 3:00pm - 11:59pm

Speaker: Sunita Chepuri, University of Minnesota
Date and Time: Wednesday, August 7th 11am–12 pm
Place: Rome 771
Title:  Plabic R-Matrices