A disc of radius r about the four vertices of this rectangle, and a disc of radius r/2 about the three half lattice points. (Image by Prof. Artin.)
Prof. Michael Artin
18.702
Spring 2011
Undergraduate
This undergraduate level course follows Algebra I. Topics include group representations, rings, ideals, fields, polynomial rings, modules, factorization, integers in quadratic number fields, field extensions, and Galois theory.