the commutator subgroup or derived subgroup of a group is the subgroup generated by all the commutators of the group. The commutator subgroup is important...
11 KB (1,833 words) - 17:10, 24 April 2023
commutators is closed and is called the derived group or the commutator subgroup of G. Commutators are used to define nilpotent and solvable groups and the...
14 KB (2,554 words) - 18:26, 5 September 2024
characteristic subgroup is normal; though the converse is not guaranteed. Examples of characteristic subgroups include the commutator subgroup and the center...
10 KB (1,192 words) - 09:33, 19 October 2024
Solvable group (redirect from Solvable subgroup)
G^{(2)}\triangleright \cdots ,} where every subgroup is the commutator subgroup of the previous one, eventually reaches the trivial subgroup of G. These two definitions...
18 KB (3,033 words) - 08:35, 27 October 2024
Transfer (group theory) (section Commutator subgroup)
{\displaystyle \textstyle \prod _{i=1}^{n}h_{i}} in H/H′, where H′ is the commutator subgroup of H. The order of the factors is irrelevant since H/H′ is abelian...
5 KB (786 words) - 03:58, 13 July 2023
group theory, a group is said to be perfect if it equals its own commutator subgroup, or equivalently, if the group has no non-trivial abelian quotients...
10 KB (1,365 words) - 13:41, 19 November 2024
gh = hg. commutator subgroup The commutator subgroup or derived subgroup of a group is the subgroup generated by all the commutators of the group. composition...
24 KB (2,931 words) - 00:05, 30 July 2024
Special linear group (section Lie subgroup)
related subgroups, which in some cases coincide with SL, and in other cases are accidentally conflated with SL, are the commutator subgroup of GL, and...
11 KB (1,481 words) - 01:34, 27 July 2024
and the commutator subgroup [ G , G ] {\displaystyle [G,G]} . More generally, since conjugation is an isomorphism, any characteristic subgroup is a normal...
19 KB (3,157 words) - 22:22, 19 October 2024
Abelian group (redirect from Abelian subgroup)
Commutator subgroup – Smallest normal subgroup by which the quotient is commutative Abelianization – Quotienting a group by its commutator subgroup Dihedral...
36 KB (5,284 words) - 05:57, 6 November 2024
Central series (category Subgroup series)
central series is a kind of normal series of subgroups or Lie subalgebras, expressing the idea that the commutator is nearly trivial. For groups, the existence...
14 KB (2,194 words) - 02:35, 29 June 2024
center of E and [ , ] denotes the commutator. Equivalently, a group is quasisimple if it is equal to its commutator subgroup and its inner automorphism group...
2 KB (296 words) - 23:43, 12 August 2023
Free group (redirect from Free subgroup)
ranks. The commutator subgroup of a free group of rank k > 1 has infinite rank; for example for F(a,b), it is freely generated by the commutators [am, bn]...
18 KB (2,309 words) - 19:40, 25 May 2024
a group whose commutator subgroup is abelian. Equivalently, a group G is metabelian if and only if there is an abelian normal subgroup A such that the...
3 KB (387 words) - 16:58, 10 November 2024
Finitely generated group (redirect from Finitely-generated subgroup)
unique up to isomorphism. A subgroup of a finitely generated group need not be finitely generated. The commutator subgroup of the free group F 2 {\displaystyle...
9 KB (977 words) - 14:17, 13 November 2024
Lovász conjecture.) Cayley graphs on nilpotent groups with cyclic commutator subgroup are Hamiltonian. The flip graph of a convex polygon or equivalently...
18 KB (2,030 words) - 19:28, 20 September 2024
which is non-abelian, and the subgroup is an arithmetic subgroup and in particular does not contain the commutator subgroup. Commutativity of the convolution...
20 KB (3,048 words) - 17:10, 3 November 2024
L ( n , R ) {\displaystyle \mathrm {SL} (n,\mathbb {R} )} is the commutator subgroup of the general linear group G L ( n , R ) {\displaystyle \mathrm...
61 KB (10,459 words) - 23:14, 17 September 2024
Coxeter notation (section Commutator subgroups)
elements have only a single rotational/translational subgroup of order 2, which is also the commutator subgroup, examples [3,3]+, [3,5]+, [3,3,3]+, [3,3,5]+....
175 KB (6,423 words) - 21:15, 29 July 2024
letters and denoted by An or Alt(n). For n > 1, the group An is the commutator subgroup of the symmetric group Sn with index 2 and has therefore n!/2 elements...
17 KB (1,539 words) - 05:01, 21 October 2024
ring A {\displaystyle A} is the universal central extension of the commutator subgroup of the stable general linear group of A {\displaystyle A} . It is...
5 KB (786 words) - 20:33, 19 May 2023
{\displaystyle G} is called powerful if the commutator subgroup [ G , G ] {\displaystyle [G,G]} is contained in the subgroup G p = ⟨ g p | g ∈ G ⟩ {\displaystyle...
4 KB (665 words) - 12:52, 18 August 2023
Lie group (redirect from Lie subgroup)
the identity, and the Lie bracket of the Lie algebra is related to the commutator of two such infinitesimal elements. Before giving the abstract definition...
64 KB (9,481 words) - 15:53, 23 October 2024
Every metacyclic group is supersolvable. The commutator subgroup of a supersolvable group is nilpotent. Subgroups and quotient groups of supersolvable groups...
4 KB (491 words) - 03:55, 25 March 2024
is the commutator subgroup of [4,3,3]. A high-index reflective subgroup is the prismatic octahedral symmetry, [4,3,2] (), order 96, subgroup index 4...
53 KB (3,559 words) - 07:49, 2 August 2024
of a nilpotent non-abelian group. The center and the commutator subgroup of Q8 is the subgroup { e , e ¯ } {\displaystyle \{e,{\bar {e}}\}} . The inner...
26 KB (3,724 words) - 19:00, 13 September 2024
of E/F is WE/F = WF/W c E (where the superscript c denotes the commutator subgroup). For more details about Weil groups see (Artin & Tate 2009) or (Tate...
8 KB (983 words) - 22:01, 7 July 2023
Centralizer and normalizer (redirect from Self-normalizing subgroup)
A, then S ⊆ NA(S). Commutator Double centralizer theorem Idealizer Multipliers and centralizers (Banach spaces) Stabilizer subgroup Kevin O'Meara; John...
14 KB (2,100 words) - 23:41, 17 November 2024
_{K}(t)=1} if and only if the commutator subgroup of the knot group is perfect (i.e. equal to its own commutator subgroup). For a topologically slice knot...
17 KB (2,611 words) - 05:21, 29 May 2024
representations of G equals the number of conjugacy classes that G has. The commutator subgroup of G is the intersection of the kernels of the linear characters...
23 KB (3,536 words) - 06:49, 8 October 2024