The Screensaver Problem Mr. Preston Walker University of Wisconsin-Milwaukee PhD Graduate Student – Teaching Assistant “Consider a screensaver where a logo is bouncing off the sides of the screen. We will talk about a problem related to this and discuss... Read More
A Brief Introduction of the Poisson-Nernst-Planck Model for Biological Ion Channels Mr. Zhen Chao University of Wisconsin-Milwaukee PhD Graduate Student – Fellow “Ion channels are a class of proteins with holes down their middle that provide pathways for the movement... Read More
Time-Inconsistent Optimal Control Problems Prof. Jiongmin Yong University of Central Florida Professor of Mathematics “Do you regret your decisions made in the past? If your answer is “yes”, you are a normal person. If your answer is “no”, you are... Read More
Fibonacci, Tribonaci, ... , Gibonacci Mr. Mark Carthon III University of Wisconsin-Milwaukee MS Graduate Student – Teaching Assistant “Everyone knows what the Fibonacci sequence is, but have you heard of the Tribonacci sequence? It turns out that the concept of... Read More
Comparison Principle for a Hamilton-Jacobi Equation Derived from 2-D Navier-Stokes Equation Mr. Hongwei Mei University of Kansas Visiting Assistant Professor “In this talk, I will talk about a comparison principle for a Hamilton-Jacobi equation on the space of probability measures.... Read More
Foster-Lyapunov Type Criterion for Non-Explosive Markov Processes Mr. Khwanchai Kunwai University of Wisconsin-Milwaukee PhD Graduate Student “Given a continuous-time Markov process, we will define the infinitesimal generator of the process. This generator determines the behavior of the process itself. To... Read More
Drawing Category Theory (For Those Who Know Nothing About It) Mr. Ashani Dasgupta University of Wisconsin-Milwaukee PhD Graduate Student - Teaching Assistant “We will draw easy pictures to understand fancy words such as “direct limit”, “inverse limit”, “Hom functor”. We... Read More
Bestvina-Brady Groups with Polynomial Dehn Functions Dr. Yu-Chan Chang University of Wisconsin-Madison Visiting Assistant Professor “Bestvina–Brady groups are subgroups of right-angled Artin groups, and they satisfy quartic Dehn functions. There are examples of Bestvina–Brady groups whose Dehn functions are linear,... Read More
Radar Observations and Simulations of the Level of Maximum Detrainment Dr. Gretchen Mullendore University of North Dakota Professor of Atmospheric Sciences “Parcel theory is the basis for many of convective indices (e.g., CAPE, LNB) that are used extensively throughout the... Read More
Gini Shortfall: A Coherent Risk Measure Dr. Ricardas Zitikis Western University Professor of Statistical and Actuarial Sciences “For quite some time, the value-at-risk (VaR) was an appealing risk measure, and even an industry and regulatory standard for calculating risk capital... Read More