lean_workbook_plus_56649
ProvedPreamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_56649 : ∀ x y z : ℝ, (x ^ 2 / 4 + y ^ 2 + z ^ 2) ≥ x * y - x * z + 2 * y * z := by sorry
Source
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_56649 : ∀ x y z : ℝ, (x ^ 2 / 4 + y ^ 2 + z ^ 2) ≥ x * y - x * z + 2 * y * z := by sorry