lean_workbook_plus_10076

Proved

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

Prove that $x^6+2-(x^3+x^2+x)\geq 0$ for $x > 0$

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_10076 (x : ℝ) (hx : 0 < x) : x ^ 6 + 2 - (x ^ 3 + x ^ 2 + x) ≥ 0   :=  by sorry

Source