User talk:202.153.41.197

March 2014
Hello, I'm Materialscientist. I wanted to let you know that I undid one or more of your recent contributions to Mathematical finance because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Materialscientist (talk) 11:16, 10 March 2014 (UTC)
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January 2020
Please refrain from making unconstructive edits to Wikipedia, as you did at Adnan Sajid Khan. 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. Dawnseeker2000 16:52, 22 January 2020 (UTC)
 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.