This is the category theory section of the undergraduate seminar MATHUN3952. Please reach out to me with any questions at ca3172 (at) columbia (dot) edu.

Location: Hamilton 406
Meeting Time: Tuesdays/Thursdays 4:40pm-5:40pm
Syllabus: In Progress

1. Introduction

Carlos Andrés Alvarado Álvarez 02/03/26

We will go over general course policy and assign talks for the first weeks. With the remaining time we'll introduce some basic concepts in category theory.

2. Algebra

Carlos Andrés Alvarado Álvarez 02/05/26

We will introduce some basic concepts in abstract algebra as these provide many examples of categories and can help illustrate a lot of key ideas.