7 Products and quotients#
7.1 The direct product#
See Direct product of groups, a special case of a Direct product. A Direct product is a special case of a Product (category theory).
See also Normal subgroup.
7.2 Semidirect product#
See also Semidirect product.
7.3 Normal subgroups and quotients#
See also Quotient group.
7.4 Normalizers#
See also Centralizer and normalizer.
7.5 Conjugacy#
See also Conjugacy class. Once you’ve reached this section, it may be helpful to start referring to normal subgroups as Self-conjugate subgroups (a bit more descriptive).