lean_workbook_plus_2064
ProvedIt is easy to show that for all
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_2064 : ∀ y : ℝ, y > 0 → y ^ 3 - y ^ 2 + 2 / 9 > 0 := by sorry
Source
It is easy to show that for all
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_2064 : ∀ y : ℝ, y > 0 → y ^ 3 - y ^ 2 + 2 / 9 > 0 := by sorry