Introduces the basics of group theory, covering definitions, examples, subgroups, and homomorphisms.
Delves into push-out and quotients in group theory, emphasizing homomorphisms and normal subgroups.
Provides a recap of group theory, defining a group as a set with a multiplication operation.
Explores cohomology and the cross product, demonstrating its application in group actions like conjugation.
Covers the concepts of groups, products, and homomorphisms, focusing on the hx set and group alternates.
Explores Lagrange's theorem applications in group theory and arithmetic, focusing on subgroups, cosets, quotient groups, and homomorphisms.
