User talk:2409:4070:4296:EF1D:1F7:DEC:A3AB:657B

January 2021
Hello, I'm DVdm. An edit that you recently made to Integration by parts seemed to be a test and has been removed. If you want to practice editing, 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! - DVdm (talk) 10:01, 10 January 2021 (UTC)