User talk:86.57.16.199

July 2022
Hello, I'm ComplexRational. An edit that you recently made to Curve fitting seemed to be a test and has been reverted. 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! ComplexRational (talk) 14:27, 29 July 2022 (UTC)