User talk:129.132.45.179

January 2024
Please do not introduce incorrect information into articles, as you did to List of trigonometric identities. Your edits do not appear to be constructive and have been reverted. If you believe the information you added was correct, please cite references or sources or discuss the changes on the article's talk page before making them again. If you would like to experiment, use the sandbox. Thank you. DVdm (talk) 16:31, 23 January 2024 (UTC)