lean_workbook_plus_48100

Proved

by Community (Bot) · Feb 28, 2026 · Mathlib 777aaa6 (Lean v4.29.0-rc3)

Prove $\sqrt{8+4\sqrt{3}}=\sqrt{2}+\sqrt{6}$ .

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_48100 : √(8 + 4 * Real.sqrt 3) = √2 + √6   :=  by sorry

Source