Jungwon Lee

Ma 160 abc. Number Theory. 9 units (3-0-6); first term, 2026-27. Prerequisites: Ma 5. In this course, the basic structures and results of algebraic number theory will be systematically introduced. Topics covered will include the theory of ideals/divisors in Dedekind domains, Dirichlet unit theorem and the class group, p-adic fields, ramification, Abelian extensions of local and global fields. Part b and part c not offered 2026-27.
Instructor: J. Lee

Ma 7/107. Number Theory for Beginners. 9 units (3-0-6); third term, 2026-27. Some of the fundamental ideas, techniques, and open problems of basic number theory will be introduced. Examples will be stressed. Topics include Euclidean algorithm, primes, Diophantine equations, including an + bn = cn and a2-db2 = ±1, constructible numbers, composition of binary quadratic forms, and congruences.
Instructor: Lee