#historyletterx — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #historyletterx, aggregated by home.social.
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A Brief History of the Letter 'X,' From Algebra to X-Mas to Elon Musk | History| Smithsonian Magazine
https://www.smithsonianmag.com/history/a-brief-history-of-the-letter-x-from-algebra-to-x-mas-to-elon-musk-180982647/
#HistoryLetterX
#Algebra
#RenéDescartes