Oct 6: Extended Euclidean algorithm. Linear Diophantine equations.
Oct 8: Linear Diophantine equations (cont). Congruences.
[A1 handed out.]
Oct 13: Congruences (cont).
Oct 15: Congruences (cont). Modular inverses.
Oct 20: Modular inverses (cont). Chinese remainder
theorem. Comments about midterm test #1.
Oct 22: Midterm test #1.
Oct 27: Chinese remainder theorem (cont). Fermat's
theorem. Euler's Phi function. Euler's theorem.
Oct 29: Fermat's theorem (cont). Euler's Phi function.
Euler's theorem.