Covers the Five Lemma, a fundamental result in exact sequences theory.
Explores invariant definitions in sets, groups, and automorphisms, including p-divisible groups and free abelian groups.
Covers the concepts of groups, products, and homomorphisms, focusing on the hx set and group alternates.
Covers the proof of theorem 4.2 on multiplicities and the special structure of local rings at a simple point of a plane.
Explores visualizing the Fourth Dimension and introduces vector spaces, linear applications, and transformations.
Introduces the basics of group theory, covering definitions, examples, subgroups, and homomorphisms.
