lean_workbook_plus_40319
DisprovedPreamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_40319 : ∀ x y : ℝ, (x ≠ 0 ∧ y ≠ 0) → 1 / x ^ 2 + 2 / y ^ 2 ≥ Real.sqrt 2 * (1 / x + 1 / y) := by sorry
Source
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_40319 : ∀ x y : ℝ, (x ≠ 0 ∧ y ≠ 0) → 1 / x ^ 2 + 2 / y ^ 2 ≥ Real.sqrt 2 * (1 / x + 1 / y) := by sorry