lean_workbook_plus_23073
ProvedProve the inequality .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_23073 : ∀ a b : ℝ, 2 * (a ^ 2 + b ^ 2) ≥ (a + b) ^ 2 := by sorry
Source
Prove the inequality .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_23073 : ∀ a b : ℝ, 2 * (a ^ 2 + b ^ 2) ≥ (a + b) ^ 2 := by sorry