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lean4game/server/testgame/TestGame/Levels/Induction/T02_Induction.lean

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import Mathlib.Algebra.BigOperators.Basic
import Mathlib
import TestGame.Metadata
set_option tactic.hygienic false
Game "TestGame"
World "Induction"
Level 2
Title "endliche Summe"
Introduction
"
n^3 + 2n ist durch 3 teilbar für alle ganzen Zahlen n
"
Statement
"n^3 + 2n ist durch 3 teilbar für alle ganzen Zahlen n"
(n : ) : True := by
sorry
Tactics rw simp ring