Introduction to Polynomial Functors - Lecture 1

Learn about polynomial functors in this first lecture of a nine-part series delivered by David Spivak at the Topos Institute's Poly at Work workshop in February 2024. Explore fundamental concepts starting with distributive law, followed by an in-depth examination of the universal properties of Sigma and Pi. Progress through the exploration of Fun(Set, Set) before concluding with a comprehensive definition of polynomial functors. Master these essential mathematical concepts through clear explanations and detailed discussions spanning 73 minutes of advanced mathematical instruction.