Is there a standard way on M.SE to refer to the Fundamental Theorem of the Calculus in tags? What I've just written is what I was taught, but I recognize there are many other ways. Interestingly, the wiki article uses multiple ways inside, including "fundamental theorem of calculus" and "Fundamen...

In the calculus tag wiki, there is a mention of the Henstock-Kurzweil integral, and how it provides a more satisfactory version of FTC II. If you follow the link, you find that the "supposedly more satisfactory version" of FTC II provided by this integral is the following: ...each differentia...