User talk:83.136.94.84

Hello, I'm David Eppstein. I wanted to let you know that one or more of your recent contributions to Pell's equation have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks. —David Eppstein (talk) 08:19, 28 November 2017 (UTC)

February 2019
Hello, I'm Materialscientist. I wanted to let you know that one or more of your recent contributions to 2018–19 Chelsea F.C. season 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 Help Desk. Materialscientist (talk) 12:04, 1 February 2019 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself or logging in with an existing account so you can avoid further irrelevant notices.

May 2019
Hello, I'm JackintheBox. I wanted to let you know that I reverted one of your recent contributions —specifically this edit to 2019 San Francisco 49ers season— because it 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 Help desk. Thanks. J ACKINTHE  B  OX   • TALK 10:08, 3 May 2019 (UTC)