lean_workbook_plus_79360
OpenShow that .
Preamble
import Mathlib.Analysis.Complex.Basic
Formal statement
theorem lean_workbook_plus_79360 : ∀ n : ℕ, ∑ i in Finset.range n, 2 ^ i = 2 ^ n - 1 := by sorry
Source
Show that .
import Mathlib.Analysis.Complex.Basic
theorem lean_workbook_plus_79360 : ∀ n : ℕ, ∑ i in Finset.range n, 2 ^ i = 2 ^ n - 1 := by sorry