import Mathlib /- Original: e = −1, ηm = 1, ηf = −1 -/ theorem eq_10fc93294da04990 (e : ℕ) (ηf : ℕ) (ηm : ℕ) : e = -1 ∧ ηm = 1 ∧ ηf = -1 := by omega