Weyl character formula

E117655

The Weyl character formula is a fundamental result in representation theory that gives an explicit expression for the characters of irreducible finite-dimensional representations of semisimple Lie algebras and Lie groups.

All labels observed (2)

Label Occurrences
Weyl character formula canonical 8
Borel–Weil–Bott theorem 1

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf mathematical theorem ⓘ
result in representation theory ⓘ
appearsIn Hermann Weyl's work on classical groups ⓘ
appliesTo compact Lie groups ⓘ
semisimple Lie algebras ⓘ
semisimple Lie groups ⓘ
assumes finite-dimensional representation ⓘ
semisimple Lie algebra or group ⓘ
basedOn highest weight theory ⓘ
structure theory of semisimple Lie algebras ⓘ
describes characters of irreducible finite-dimensional representations ⓘ
expresses character as alternating sum over Weyl group ⓘ
character as quotient of two Weyl group sums ⓘ
field Lie theory ⓘ
representation theory ⓘ
generalizationOf character formulas for sl(2,C) ⓘ
gives explicit expression for irreducible characters ⓘ
hasConsequence integrality of weight multiplicities ⓘ
orthogonality relations for characters ⓘ
symmetry properties of characters ⓘ
historicalPeriod 20th century mathematics ⓘ
holdsFor complex semisimple Lie algebras ⓘ
connected compact Lie groups ⓘ
implies Weyl dimension formula ⓘ
influenced algebraic group representation theory ⓘ
modern representation theory of Lie groups ⓘ
introducedBy Hermann Weyl ⓘ
involvesObject exponential of weights ⓘ
involvesOperation alternating sum over Weyl group elements ⓘ
namedAfter Hermann Weyl ⓘ
relatedTo Borel–Weil theorem ⓘ
Borel–Weil–Bott theorem ⓘ
Harish-Chandra character formula ⓘ
Peter–Weyl theorem ⓘ
topicOf textbooks on Lie algebras ⓘ
textbooks on representation theory ⓘ
usedFor classifying irreducible representations ⓘ
computing characters of representations ⓘ
computing dimensions of representations ⓘ
computing weight multiplicities ⓘ
usesConcept Cartan subalgebra ⓘ
linked to: Cartan subalgebras

Weyl denominator ⓘ
Weyl group ⓘ
Weyl vector ⓘ
dominant integral weights ⓘ
highest weight ⓘ
maximal torus ⓘ
root system ⓘ
weight lattice ⓘ

How these facts were elicited

Referenced by (9)

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

Hermann Weyl → knownFor → Weyl character formula ⓘ
Hermann Weyl → knownFor → Weyl character formula ⓘ
subject linked to: Weyl
Weyl group → usedIn → Weyl character formula ⓘ
Weyl group → usedIn → Borel–Weil–Bott theorem ⓘ
linked to: Weyl character formula
Harish-Chandra character formula → generalizes → Weyl character formula ⓘ
Weyl denominator → appearsIn → Weyl character formula ⓘ
Weyl denominator → relatedTo → Weyl character formula ⓘ
Weyl vector → usedIn → Weyl character formula ⓘ
Weyl dimension formula → relatedTo → Weyl character formula ⓘ