Prof. Michael Artin
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.
Artin, Michael. 18.702 Algebra II, Spring 2011. (MIT OpenCourseWare: Massachusetts Institute of Technology), http://ocw.mit.edu/courses/mathematics/18-702-algebra-ii-spring-2011 (Accessed). License: Creative Commons BY-NC-SA