lean_workbook_plus_1384
ProvedProve the inequality
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_1384 (a b c : ℝ) : a ^ 2 + b ^ 2 + c ^ 2 ≥ a * b + b * c + a * c := by sorry
Source
Prove the inequality
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_1384 (a b c : ℝ) : a ^ 2 + b ^ 2 + c ^ 2 ≥ a * b + b * c + a * c := by sorry