lean_workbook_plus_4520
ProvedPreamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_4520 (b : ℝ) : (1 + b) ^ 2 ≥ 4 * b ↔ (1 - b) ^ 2 ≥ 0 := by sorry
Source
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_4520 (b : ℝ) : (1 + b) ^ 2 ≥ 4 * b ↔ (1 - b) ^ 2 ≥ 0 := by sorry