Colloquia and seminars

Colloquia talks are scheduled from 1:30-2:30 p.m. on Thursday most weeks. Talks will be held either in-person (in PE 104) or occasionally virtually (via Zoom). Speakers give 50-minute presentations on various mathematical and statistical topics.

Spring 2025 Colloquium schedule
Date Title Presenter Location
2/13/2025 Modelling Large vs Small Stocks Andrey Sarantsev, University of Nevada, Reno PE 104
3/20/2025

Hamilton-Jacobi-Bellman equations in spaces of probability measures and stochastic optimal control of particle systems

Andrzej Swiech, Georgia Tech PE 104
3/27/2025 No Colloquium (Spring Break)
4/3/2025 Inaugural Ilya Zaliapin Memorial Lecture
Potency-weighted goodness-of-fit scores for earthquake forecasting
Frederic Schoenberg, UCLA PE 104
4/10/2025 Story on multivariate matrix means with a focus on the least squares means Sejong Kim, Chungbuk National University PE 104
4/17/2025 Curvature Inequalities in the Geometry of Submanifolds Bogdan Suceava, CSU Fullerton PE 104
4/24/2025 Fractional Processes: Modeling and Simulations Jiangguo James Liu, Colorado State University PE 104
5/1/2025 Can a Higher Order Markov Chain Be Studied Just as a First Order Chain? Jianhong Xu, Southern Illinois University PE 104

Seminars

The Department also holds regular seminars in various research areas. Speakers include researchers from outside the department, as well as current faculty and graduate students.

Homological Algebra Seminar

The Homological Algebra Seminar will be held on Fridays from 2:00-3:00pm in DMSC 315.

Spring 2025 Homological Algebra Seminar schedule
Date Title Presenter Location
1/31/2025 Geometric GRT actions and Deligne’s conjecture on Hochschild cochains Sonja Farr, University of Nevada, Reno DMSC 315
2/7/2025 Some Homotopical Aspects of the Field with One Element Jonathan Beardsley, University of Nevada, Reno DMSC 315
3/28/2025 No Seminar (Spring Break)
4/4/2025 Boxes and tangles Lorenzo Riva, Notre Dame DMSC 315
4/11/2025 Introduction to Lie Infinity-Groupoids Chris Solomon, University of Nevada, Reno DMSC 315
4/18/2025 An introduction to derived differential geometry Dave Carchedi, George Mason Zoom
4/25/2025 K-stability and K-moduli of Fano varieties and conic bundles Daniel Mallory, Northwestern University DMSC 315
5/2/2025 dg comodules as vector bundles Chris Rogers, University of Nevada, Reno DMSC 315

Matrix Seminar

The Matrix Seminar will be held in a virtual mode via Zoom bi-weekly on Fridays from 4:15-5:15pm. 

Spring 2025 Matrix Seminar schedule
Date Title Presenter Mode
1/31/2025 Algebraic Description of GLn-Invariant Variety of Pairs of Matrices and Some of Its Subvarieties  Rustam Turdibaev, New Uzbekistan University Zoom
2/14/2025

A Curious Permanent Inequality for Positive Semidefinite Hermitian Matrices

Vehbi Paksoy, Nova Southeastern University Zoom
2/28/2025 Strong Adjacency Preserving Maps on Tensors Jin Ting Lau, University of Malaya Zoom
3/14/2025 On Commutators of Unipotent Matrices of Index 2 Kenneth Rosa, University of the Philippines Diliman Zoom
3/28/2025 No Seminar (Spring Break)
4/4/2025 Remarks on two questions of Bourin for positive semidefinite matrices Mostafa Hayajneh, Yarmouk University Zoom
4/18/2025 Linear Preservers of Sub-defect of Doubly Substochastic Matrices Selcuk Koyuncu, University of North Georgia Zoom
5/2/2025 TBA Nancy Menzelthe, University of Nevada, Reno Zoom