### Related Online Textbooks

Elements of Abstract and Linear Algebra by Edwin H. Connell.

Covers abstract algebra in general, but the focus is on linear algebra.

Abstract Algebra: Study Guide by John A. Beachy and William D. Blair.

Online notes for students who are working through the textbook Abstract Algebra.

Abstract Algebra: Theory and Applications by Tom Judson.

An open-source textbook designed to teach the principles and theory of abstract algebra to college juniors and seniors in a rigorous manner.

### Related Journal Article

It is easy to determine whether a given integer is prime by Andrew Granville.

An American Mathematical Society (AMS) Bulletin article on primality testing (on which lecture 22 is partially based).