lean_workbook_plus_76131
ProvedProve that .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_76131 (a b : ℝ) : Real.sqrt (2 * (a ^ 2 + 1) * (b ^ 2 + 1)) ≥ |a * b + a + b - 1| := by sorry
Source
Prove that .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_76131 (a b : ℝ) : Real.sqrt (2 * (a ^ 2 + 1) * (b ^ 2 + 1)) ≥ |a * b + a + b - 1| := by sorry