general linear group GL(n,R)

E593509

The general linear group GL(n,ℝ) is the Lie group consisting of all invertible n×n real matrices under matrix multiplication, fundamental in linear algebra and differential geometry.

All labels observed (7)

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf Lie group
matrix group
real algebraic group
topological group
actsFaithfullyOn ℝ^n
actsOn ℝ^n by left multiplication
actsTransitivelyOn set of ordered bases of ℝ^n
containsSubgroup O(n)
SL(n,ℝ)
SO(n)
definedOver
hasConnectedComponentOfIdentity GL^+(n,ℝ)
hasDeformationRetractionTo O(n)
hasDeterminantMapTo ℝ\{0}
hasDeterminantSignHomomorphismTo {−1,1}
hasDimension n^2
hasIdentityElement I_n
hasInverseOperation matrix inversion
hasLieAlgebra gl(n,ℝ)
hasMaximalCompactSubgroup O(n)
hasNeutralElement I_n
hasOperation matrix multiplication
hasRealAnalyticStructure true
hasTwoConnectedComponentsFor n ≥ 1
hasUnderlyingSet set of all invertible n×n real matrices
isAbelianFor n = 1
isDenseIn M_n(ℝ)
isDisconnected true
isFundamentalIn differential geometry
linear algebra
isGroupUnder matrix multiplication
isLinearLieGroup true
isNonAbelianFor n ≥ 2
isNonCompact true
isNonSimple true
isOpenIn M_n(ℝ) with standard topology
isOpenSubsetOf M_n(ℝ)
isParacompactManifold true
isRealPointsOf algebraic group GL_n over ℝ
isReductiveGroup true
isSmoothManifold true
isStructureGroupOf frame bundle of an n-dimensional real manifold
isSubsetOf M_n(ℝ)
isZariskiOpenIn M_n(ℝ)
kernelOfDeterminant SL(n,ℝ)
LieAlgebraDescription all n×n real matrices
LieAlgebraDimension n^2
quotientBySL(n,ℝ) ℝ\{0} via determinant

How these facts were elicited

Referenced by (16)

Full triples — surface form annotated when it differs from this entity's canonical label.

Lie group hasExample general linear group GL(n,R)
Schur–Weyl duality relates general linear group
linked to: general linear group GL(n,R)
Representations of groups usesConcept general linear group
linked to: general linear group GL(n,R)
orthogonal group O(n) isMaximalCompactSubgroupOf GL(n,R)
linked to: general linear group GL(n,R)
affine group of R^n contains GL(n,R)
linked to: general linear group GL(n,R)
affine group of R^n isSemidirectProductOf GL(n,R)
linked to: general linear group GL(n,R)
affine group of R^n embedsInto GL(n+1,R)
linked to: general linear group GL(n,R)
affine group of R^n hasStabilizerOfPoint GL(n,R)
linked to: general linear group GL(n,R)
SO(n) isSubsetOf GL(n,ℝ)
subject linked to: special orthogonal group SO(n)
linked to: general linear group GL(n,R)
SO(n) isClosedSubgroupOf GL(n,ℝ)
subject linked to: special orthogonal group SO(n)
linked to: general linear group GL(n,R)
orthogonal group O(n+1,2) isSubgroupOf general linear group GL(n+3,ℝ)
linked to: general linear group GL(n,R)
GL(n,ℝ) isRealPointsOf algebraic group GL_n over ℝ
subject linked to: general linear group GL(n,R)
linked to: general linear group GL(n,R)
SL(n,ℝ) isSubsetOf GL(n,ℝ)
subject linked to: special linear group SL(n,R)
linked to: general linear group GL(n,R)
SL(n,ℝ) isSubgroupOf GL(n,ℝ)
subject linked to: special linear group SL(n,R)
linked to: general linear group GL(n,R)
SL(n,ℝ) isNormalSubgroupOf GL(n,ℝ)
subject linked to: special linear group SL(n,R)
linked to: general linear group GL(n,R)
SL(n,ℝ) isDeterminantOnePartOf GL(n,ℝ)
subject linked to: special linear group SL(n,R)
linked to: general linear group GL(n,R)