`BookProof.ChapterFreeFieldBornSignFiber.bornMap_eq_iff_signFlip` (x y : EuclideanSpace ℝ (Fin n)) : bornMap y = bornMap x ↔ ∃ s : Fin n → ℝ, (∀ k, s k = 1 ∨ s k = -1) ∧ y = signFl

Initializing...

`BookProof.ChapterFreeFieldBornSignFiber.bornMap_eq_iff_signFlip` (x y : EuclideanSpace ℝ (Fin n)) : bornMap y = bornMap x ↔ ∃ s : Fin n → ℝ, (∀ k, s k = 1 ∨ s k = -1) ∧ y = signFl · Prove2Me