User talk:2001:8004:D01:2F90:A869:9849:C266:DE5F

May 2021
Hello, and welcome to Wikipedia. This is a message letting you know that one or more of your recent edits to Knuth's up-arrow notation have been undone by an automated computer program called ClueBot NG.

Thank you. ClueBot NG (talk) 05:39, 8 May 2021 (UTC)
 * ClueBot NG makes very few mistakes, but it does happen. If you believe the change you made was constructive, please read about it, [ report it here], remove this message from your talk page, and then make the edit again.
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 * The following is the log entry regarding this message: Knuth's up-arrow notation was changed by 2001:8004:D01:2F90:A869:9849:C266:DE5F (u) (t) ANN scored at 0.86039 on 2021-05-08T05:39:18+00:00