lean_workbook_plus_11878
ProvedProve that for
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_11878 : ∀ x : ℝ, 1 < x → 2 * x ^ 4 - x ^ 3 + x ^ 2 - x - 1 > 0 := by sorry
Source
Prove that for
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_11878 : ∀ x : ℝ, 1 < x → 2 * x ^ 4 - x ^ 3 + x ^ 2 - x - 1 > 0 := by sorry