Theorems · Theorem · geometry

Affine.Simplex.ExcenterExists.sign_touchpointWeights

∀ {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} {signs : Finset (Fin (n + 1))},
  s.ExcenterExists signs →
    ∀ {i j : Fin (n + 1)},
      i ≠ j → SignType.sign (s.touchpointWeights signs i j) = SignType.sign (s.excenterWeights signs j)

Defined in

Mathlib.Geometry.Euclidean.Incenter

Cited by

4 results in Mathlib

Foundations

Depth 196 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

NormedAddCommGroupInnerProductSpaceMetricSpaceNormedAddTorsorNeZero