lean_workbook_plus_13283
ProvedPreamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_13283 : ∀ a b c : ℝ, (a * b + b * c + a * c) ^ 2 ≥ 3 * a * b * c * (a + b + c) := by sorry
Source
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_13283 : ∀ a b c : ℝ, (a * b + b * c + a * c) ^ 2 ≥ 3 * a * b * c * (a + b + c) := by sorry