import Mathlib

/- Original: x > a, ψ− (x, k) = e−ikx , x < 0 -/
theorem eq_203a31a08446bc90 (a : ℕ) (e : ℕ) (ikx : ℕ) (k : ℕ) (x : ℕ) (ψ : ℕ) : x > a ∧ ψ- (x ∧ k) = e-ikx ∧ x < 0 := by
  omega