lean_workbook_plus_77026
ProvedPreamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_77026 {a b c : ℝ} : a * b * c * (a + b + c) ≤ a ^ 2 * b ^ 2 + b ^ 2 * c ^ 2 + c ^ 2 * a ^ 2 := by sorrySource
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_77026 {a b c : ℝ} : a * b * c * (a + b + c) ≤ a ^ 2 * b ^ 2 + b ^ 2 * c ^ 2 + c ^ 2 * a ^ 2 := by sorry