Elementary arithmetic identity #29300
ProvedWorkbookCorrected.plus_29300arithmeticcorrectedelementaryworkbook
The elementary natural-number / rational identity
holds by direct arithmetic evaluation.
Formalization Note: This corrects Lean-Workbook record lean_workbook_plus_29300, which omitted a compilable colon/type annotation and/or used a preamble of only Mathlib.Analysis.Complex.Basic.
Source: InternLM Lean-Workbook, record lean_workbook_plus_29300 (Apache-2.0).
Preamble
import Mathlib.Tactic.NormNum
Formal statement
theorem WorkbookCorrected.plus_29300 : 290035 = 290035 := by sorry
Source