lean_workbook_plus_69337
ProvedProve that: \n
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_69337 (x y : ℝ) : Real.sqrt (x ^ 2 + x * y + y ^ 2) ≥ Real.sqrt 3 / 2 * (x + y) := by sorry
Source
Prove that: \n
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_69337 (x y : ℝ) : Real.sqrt (x ^ 2 + x * y + y ^ 2) ≥ Real.sqrt 3 / 2 * (x + y) := by sorry