∀ {α : Type u_1} [inst : Lean.Grind.IntModule α] [inst_1 : LE α] [inst_2 : Std.IsPreorder α] [Lean.Grind.OrderedAdd α]
  (ctx : Lean.Grind.Linarith.Context α) (x : Lean.Grind.Linarith.Var) (p₁ p₂ p₃ : Lean.Grind.Linarith.Poly),
  Lean.Grind.Linarith.eq_le_subst_cert x p₁ p₂ p₃ = true →
    Lean.Grind.Linarith.Poly.denote' ctx p₁ = 0 →
      Lean.Grind.Linarith.Poly.denote' ctx p₂ ≤ 0 → Lean.Grind.Linarith.Poly.denote' ctx p₃ ≤ 0