Mathematical Sciences Department
Discrete Mathematics Seminar
Brigitte Servatius, WPI
Monday, February 13, 2023
4:00 pm - 4:50 pm
Stratton Hall 202
Title: Delta matroids
Abstract: They were invented by Andre Bouchet in 1987. We will go over their definition, explain why they are not matroids and use maps of graphs on surfaces as source of examples.