lean_workbook_plus_345

Proved

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

Express $4$ and $128$ as $2^2$ and $2^7$ .

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_345 : 4 = 2 ^ 2 ∧ 128 = 2 ^ 7   :=  by sorry

Source