lean_workbook_plus_16234
ProvedPreamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_16234 (a : ℝ) (ha : 0 ≤ a) : Real.sqrt a ≤ (1 + a) / 2 := by sorry
Source
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_16234 (a : ℝ) (ha : 0 ≤ a) : Real.sqrt a ≤ (1 + a) / 2 := by sorry