From Pat’s Blog: http://pballew.blogspot.ca/2010/08/whoddd.html When I found the whole article, it turned out to be an interesting historical, mathematical journal entry, “The Lost Calculus (1637-1670), Tangency and Optimization without Limits”, by Jeff Suzuki in the MAA Mathematics Magazine, Dec, 2005. In A History of Mathematics, by Cajori, we find that Hudde was the first to […]