Use this tag for questions concerning history of mathematics, historical primacies of results, and evolution of terminology, symbols, and notations. Consider if History of Science and Mathematics Stack Exchange is a better place to ask your question.
The tag is intended to be used for questions concerning the history of mathematics, historical primacies of results, and evolution of specific terminologies, symbols and notations. Please keep in mind that, for pure historical purposes, it may well be a better to ask your question on the dedicated History of Science and Mathematics site instead.