Complementary readings

Here are some complementary non-mandatory readings that are related to the topics of the course. It might be that you are not able to understand the contents of some of these documents in their entirety---do not be discouraged by this.

Group theory

• Israel Kleiner. The evolution of group theory: a brief survey. Math. Mag. 59 (1986), no. 4, 195–215.

Category theory

• Samuel Eilenberg and Saunders MacLane - General theory of natural equivalences.
  Trans. Amer. Math. Soc. 58 (1945), 231–294.

Rings and modules

• Roger Wiegand - What is a syzygy? 
• Mathematician disproves 80-year-old algebra conjecture (Quanta Magazine)