January 2021
edit
Hello, I'm Donald Albury. I wanted to let you know that one or more of your recent contributions to Subsidiary have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Teahouse. Thanks. - Donald Albury 21:44, 31 January 2021 (UTC)
{{unblock|reason=Your reason here ~~~~}}. Donald Albury 21:48, 31 January 2021 (UTC)- If this is a shared IP address and you are an uninvolved editor with a registered account, you may continue to edit by logging in.
Feb 2021
edit
Please refrain from making unconstructive edits to Wikipedia, as you did at Discrete cosine transform. Your edits appear to constitute vandalism and have been reverted. If you would like to experiment, please use the sandbox. Repeated vandalism may result in the loss of editing privileges. Thank you. --Salix alba (talk): 06:41, 24 February 2021 (UTC)
August 2021
edit
Hello, I'm Rdp060707. An edit you recently made to Periodical literature seemed to be a test and has been removed. If you want more practice editing, the sandbox is the best place to do so. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thank you. ----Rdp060707|talk 09:55, 10 August 2021 (UTC)
 | This is the discussion page for an IP user, identified by the user's IP address. Many IP addresses change periodically, and are often shared by several users. If you are an IP user, you may create an account or log in to avoid future confusion with other IP users. Registering also hides your IP address. |