User talk:202.142.77.31

March 2021
Hello, I'm Denisarona. I wanted to let you know that one or more of your recent contributions&#32;to Set theory 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. Denisarona (talk) 11:32, 30 March 2021 (UTC)

Please refrain from making unconstructive edits to Wikipedia, as you did at Set theory. 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. Denisarona (talk) 11:48, 30 March 2021 (UTC)