UCLA Olga Radko Endowed Math Circle

4/17/2016 -- Intermediate: Peano axioms and commutativity of addition. (Oleg Gleizer)

Two thirds of the class have stopped working around Problem 12 of the 4/3 handout. We will resume at Problem 12 next time. A third of the class has finished the handout. They will be given Olympiad-style problems.