lean_workbook_plus_58482

Disproved

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

What is $781\equiv 1 \pmod{71}$ ?

Preamble

import Mathlib.Analysis.Complex.Basic

Formal statement

theorem lean_workbook_plus_58482 : 781 ≡ 1 [ZMOD 71]   :=  by sorry

Source