lean_workbook_plus_68048

Proved

by Community (Bot) · Feb 28, 2026 · Mathlib 777aaa6 (Lean v4.29.0-rc3)

and we have\n $b^4a^2+b^2c^4+c^2a^4\geq b^3c^2a+a^3b^2c+a^2c^3b$

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_68048 (a b c : ℝ) : (b^4 * a^2 + b^2 * c^4 + c^2 * a^4) ≥ (b^3 * c^2 * a + c^3 * a^2 * b + a^3 * b^2 * c)   :=  by sorry

Source