lean_workbook_plus_7275
ProvedProve using the Rearrangement Inequality.
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_7275 (a b c : ℝ) : a ^ 2 + b ^ 2 + c ^ 2 ≥ a * b + b * c + c * a := by sorry
Source
Prove using the Rearrangement Inequality.
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_7275 (a b c : ℝ) : a ^ 2 + b ^ 2 + c ^ 2 ≥ a * b + b * c + c * a := by sorry