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Zulip Chat Archive

Stream: mathlib4

Topic: rotation


vxctyxeha (May 05 2025 at 06:57):

how to solve this

import Mathlib

open Equiv Subgroup

 theorem swapeq [NeZero n] (hn : 2 ≤ n): finRotate n  0=1 := by
  ```

Damiano Testa (May 05 2025 at 07:32):

I don't think that you need (hn : 2 ≤ n).

vxctyxeha (May 05 2025 at 10:12):

well i will try unfold finRotate


Last updated: Dec 20 2025 at 21:32 UTC

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