lean_workbook_plus_31115

Proved

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

Prove $\sqrt{49+8\sqrt{3}}=1+4\sqrt{3}$

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_31115 : √(49 + 8 * Real.sqrt 3) = 1 + 4 * Real.sqrt 3   :=  by sorry

Source