Los Angeles Math Circle

1/25: Group A: Counting strategies;
Group B: Quadratic residues (Prof. Jared Weinstein)

Group A: Please read Chapter 1 of Introduction to Counting and Probability by D. Patrick in preparation for the session;
Group B: We will learn about quadratic residues. It is enough to know the basics of modular arithmetic (to the extent we covered on Jan. 11th meeting).