A fake Facebook event disguised as a math problem has been one of its top posts for 6 months by manuc66 in c/technology@lemmy.world
[-] manuc66@programming.dev -1 points 2 weeks ago

Yes I did, on page 243:

It was employed in the Philosophical Transactions by the Dutch astronomer N. Cruquius; ÷ is found in Hübsch and Crusius. It was used very frequently as the symbol for subtraction and ``minus´´ in the Maandelykse Mathematische Liefbebbery, Purmerende (1754-69)

A fake Facebook event disguised as a math problem has been one of its top posts for 6 months by manuc66 in c/technology@lemmy.world
[-] manuc66@programming.dev -1 points 1 month ago* (last edited 1 month ago)

÷ could be a minus sign, see: https://en.wikipedia.org/wiki/Division_sign?wprov=sfla1

manuc66

joined 3 months ago