Explores the arithmetic of direct sums in group theory, discussing conditions for equality.
Introduces combinatorial group theory, emphasizing group presentations, normal subgroups, and group quotients.
Delves into the second isomorphism theorem in group theory, emphasizing subgroup relationships and quotient groups.
Delves into push-out and quotients in group theory, emphasizing homomorphisms and normal subgroups.
Covers the concept of group presentations using generators and relations to define groups.
