-- File: optlib/Optlib/Algorithm/ADMM/Lemma.lean
Theorem statement:
theorem extracted_formal_statement_172.{u_3, u_2, u_1} {E₁ : Type u_1} {E₂ : Type u_2} {F : Type u_3}
  [inst : NormedAddCommGroup E₁] [inst_1 : InnerProductSpace ℝ E₁] [inst_2 : FiniteDimensional ℝ E₁]
  [inst_3 : NormedAddCommGroup E₂] [inst_4 : InnerProductSpace ℝ E₂] [inst_5 : FiniteDimensional ℝ E₂]
  [inst_6 : NormedAddCommGroup F] [inst_7 : InnerProductSpace ℝ F] [inst_8 : FiniteDimensional ℝ F]
  {admm : ADMM E₁ E₂ F} {admm_kkt : Existance_of_kkt admm} [inst_9 : Setting E₁ E₂ F admm admm_kkt] (n : ℕ) :
  let succ_n := (n + 1).toPNat';
  let v_k_1 := v ↑succ_n;
  let x_diff := ADMM.x₂ E₁ F ↑succ_n - admm_kkt.x₂;
  ⟪v_k_1 + (ContinuousLinearMap.adjoint (OptProblem.A₂ E₁)) admm_kkt.y, x_diff⟫_ℝ ≥ 0 := sorry

Tactic state before:
E₁ : Type u_1
E₂ : Type u_2
F : Type u_3
inst✝⁹ : NormedAddCommGroup E₁
inst✝⁸ : InnerProductSpace ℝ E₁
inst✝⁷ : FiniteDimensional ℝ E₁
inst✝⁶ : NormedAddCommGroup E₂
inst✝⁵ : InnerProductSpace ℝ E₂
inst✝⁴ : FiniteDimensional ℝ E₂
inst✝³ : NormedAddCommGroup F
inst✝² : InnerProductSpace ℝ F
inst✝¹ : FiniteDimensional ℝ F
admm : ADMM E₁ E₂ F
admm_kkt : Existance_of_kkt admm
inst✝ : Setting E₁ E₂ F admm admm_kkt
n : ℕ
succ_n : ℕ+ := (n + 1).toPNat'
ey' : F := ey ↑succ_n
e₁' : E₁ := e₁ ↑succ_n
e₂' : E₂ := e₂ ↑succ_n
y_k_1 : F := ADMM.y E₁ E₂ ↑succ_n
v_k_1 : E₂ := v ↑succ_n
x_diff : E₂ := ADMM.x₂ E₁ F ↑succ_n - admm_kkt.x₂
⊢ ⟪v_k_1 + (ContinuousLinearMap.adjoint (OptProblem.A₂ E₁)) admm_kkt.y, x_diff⟫_ℝ ≥ 0

Tactic: apply subgradientAt_mono_v

Tactic state after:

Premises used: