lean_workbook_plus_40040
ProvedIf , prove that
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_40040 (a b c : ℝ) (hab : a ≥ b) (hbc : b ≥ c) : (a + c) ^ 2 ≥ a * b + b * c + c * a := by sorry
Source
If , prove that
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_40040 (a b c : ℝ) (hab : a ≥ b) (hbc : b ≥ c) : (a + c) ^ 2 ≥ a * b + b * c + c * a := by sorry