1684: Leibniz “Novo methodus”
1687: Newton “Principia”
But can we solve the calculus discovery controversy with a cookie tiebreaker?
1891: Leibniz cookies invented https://en.wikipedia.org/wiki/Leibniz-Keks
1891: Fig Newtons invented https://en.wikipedia.org/wiki/Newtons_(cookie)
Unbelievable. STILL TIED.