Sep 8: Introduction to the course. Divisibility.
Sep 13: Divisibility.
Sep 15: Divisibility (cont). Primes.
Tutorial: Exercises: divisibiity and primes.
Sep 20: Primes (cont).
Sep 22: Primes (cont). Unique factorization.
Tutorial: Exercises: primes and unique factorization.
Sep 27: Elementary factoring methods.
Sep 29: GCD and LCM. Euclidean algorithm.
[A1 handed out.]
Tutorial: Exercises: elementary factoring methods,
gcd and lcm.
To October lectures.