lean_workbook_plus_61243
DisprovedPreamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_61243 : ∀ a b c : ℝ, a * b ^ 2 + b * c ^ 2 + c * a ^ 2 ≤ (a + b + c) * (a ^ 2 + b ^ 2 + c ^ 2) / 3 := by sorry
Source
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_61243 : ∀ a b c : ℝ, a * b ^ 2 + b * c ^ 2 + c * a ^ 2 ≤ (a + b + c) * (a ^ 2 + b ^ 2 + c ^ 2) / 3 := by sorry