Prove2Me

lean_workbook_plus_13602

Proved

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

∑cycx2y2≥∑cycx2yz\sum_{cyc}x^2y^2 \geq \sum_{cyc}x^2yz

Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_13602 (x y z : ℝ) : x ^ 2 * y ^ 2 + y ^ 2 * z ^ 2 + z ^ 2 * x ^ 2 ≥ x ^ 2 * y * z + y ^ 2 * z * x + z ^ 2 * x * y   :=  by sorry
Source
https://huggingface.co/datasets/internlm/Lean-Workbook

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