All events are in Central time unless specified.

Tomasz Szemberg, Pedagogical University of Cracow Finding Fruit in the Mathematical Orchard

Date: Time: 4:00 pm–4:50 pm Location: Avery Hall
The topic of arrangements of lines and points is a long studied one, going back at least to the times of Pappus in antiquity. A question known as the Orchard Problem posed at the beginning of the 19th century concerns existence of certain …

Joe Gallian, University of Minnesota Duluth Using Mathematics to Create Symmetry Patterns

Date: Time: 4:00 pm–4:50 pm Location: Avery Hall
We explain how to create symmetry patterns using Hamiltonian paths, spanning trees, exponential functions, logarithms, and modular arithmetic. These methods were used to create the image for the 2003 Mathematics Awareness Month poster; see https:// …

John Jasper, South Dakota State University

Date: Time: 4:00 pm–4:50 pm Location: Avery Hall

Yanzhi Zhang, Missouri University of Science and Technology

Date: Time: 4:00 pm–4:50 pm Location: Avery Hall

Yue Yu, Lehigh University

Date: Time: 4:00 pm–4:50 pm Location: Avery Hall

Kristen Pfabe, Nebraska Wesleyan and Meggan Haas, UN-L Teaching Math in Prison

Date: Time: 4:00 pm–4:50 pm Location: Avery Hall
In the summer of 2019, we co-taught Intermediate Algebra at the Lincoln Correctional Center, a medium/maximum security men’s prison. In our talk, we will share how this teaching opportunity came to be, how we prepared to teach the course, some of …