Affine.Simplex.excenterExists_singleton
∀ {V : Type u_1} {P : Type u_2} [inst : NormedAddCommGroup V] [inst_1 : InnerProductSpace ℝ V] [inst_2 : MetricSpace P]
[inst_3 : NormedAddTorsor V P] {n : ℕ} [inst_4 : NeZero n] (s : Affine.Simplex ℝ P n) [n.AtLeastTwo]
(i : Fin (n + 1)), s.ExcenterExists {i}The existence of the excenter opposite a vertex (in two or more dimensions), expressed in
terms of ExcenterExists.
- Defined in
- Mathlib.Geometry.Euclidean.Incenter
- Cited by
- 13 results in Mathlib
- Foundations
- Depth 191 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites11
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Realstatement and proof · cited by 25,697
- NormedAddCommGroupstatement and proof · cited by 15,752
- Finsetstatement · cited by 13,712
- InnerProductSpacestatement and proof · cited by 3,523
- MetricSpacestatement and proof · cited by 1,684
- LT.lt.ne'proof · cited by 1,417
- NormedAddTorsorstatement and proof · cited by 1,325
- Affine.Simplexstatement and proof · cited by 471
- Nat.AtLeastTwostatement and proof · cited by 405
- Affine.Simplex.ExcenterExistsstatement · cited by 53
- Affine.Simplex.sum_excenterWeightsUnnorm_singleton_posproof · cited by 3
Cited by13
Results whose statement or proof uses this declaration.
- Affine.Simplex.excenter_singleton_injectiveproof · cited by 2
- Affine.Triangle.excenterExistsproof · cited by 2
- Affine.Triangle.oangle_excenter_singleton_eq_add_piproof · cited by 1
- Affine.Simplex.sign_touchpointWeights_singleton_negproof · cited by 1
- Affine.Simplex.sign_touchpointWeights_singleton_posproof · cited by 1
- Affine.Simplex.excenter_singleton_ne_incenterproof · cited by 1
- Affine.Simplex.sOppSide_excenter_singleton_pointproof · cited by 1
- Affine.Simplex.sOppSide_point_excenter_singletonproof · cited by 1
- Affine.Simplex.sSameSide_excenter_singleton_pointproof · cited by 1
- Affine.Simplex.sSameSide_point_excenter_singletonproof · cited by 1
- Affine.Triangle.oangle_excenter_singleton_eqproof · cited by 1
- Affine.Simplex.excenter_singleton_mem_affineSpan_rangeproof · cited by 0