theorem factorShare_is_shareFunction (a : Fin J → ℝ) (ρ : ℝ) (x : Fin J → ℝ) (j : Fin J) : factorShare J a ρ x j = shareFunction (fun k => a k * (x k) ^ ρ) j := rfl
thesis/CESProofs/Foundations/TenWayIdentity.lean:153
Ten Views of a Single Object: