Tits building

E921614

A Tits building is a highly structured combinatorial and geometric object that encodes the incidence relations of subspaces or parabolic subgroups associated with a reductive algebraic or Lie group.

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Label Occurrences
Tits building canonical 1

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Statements (47)

Predicate Object
instanceOf combinatorial structure
geometric structure
mathematical object
appliesTo Chevalley group NERFINISHED
classical group
exceptional algebraic group
arisesFrom flags of subspaces in a vector space
parabolic subgroups of a reductive group
associatedWith reductive Lie group
reductive algebraic group
characterizedBy Weyl distance function
apartment system
strong transitivity of automorphism group
definedBy axioms of incidence geometry
encodes incidence relations
parabolic subgroup structure
subspace incidence
field Lie theory
algebraic geometry
group theory
incidence geometry
generalizes flag complex of a vector space
projective space incidence structure
hasComponent Weyl group NERFINISHED
apartment
chamber
panel
hasProperty highly symmetric
homogeneous under automorphism group
hasType affine building
hyperbolic building
spherical building
introducedBy Jacques Tits NERFINISHED
namedAfter Jacques Tits NERFINISHED
relatedTo BN-pair
Coxeter system NERFINISHED
affine building
root system
spherical building
studiedIn geometric group theory
representation theory
usedFor classification of semisimple algebraic groups
classification of simple algebraic groups
study of BN-pairs
usedIn proofs of classification of simple groups of Lie type
study of arithmetic groups
study of p-adic Lie groups

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Referenced by (1)

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

Deligne–Lusztig theory relatesTo Tits building