lean_workbook_plus_62716

Proved

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

In the interval $[m^2,(m+1)^2]$ , there are $(m+1)^2 - m^2 + 1 =2(m+1)$ numbers.

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_62716  (m : ℕ) :
  ((m + 1)^2 - m^2 + 1) = 2 * (m + 1)   :=  by sorry

Source