curprev14:3314:33, 9 September 2021 Santropedrotalkcontribs m7,709 bytes+45 I beg you don't revert: I spent 20 minutes struggling to proove the result before realizing the primes meant derivatives, I wasn't ready since I didn't read or the word derivative (or encountered its concept) anywhere before in the previous parts of the article. I promess this small change will avoid wasted studying time.undoTag: Visual edit
curprev21:1721:17, 6 December 2019 Hog Farmtalkcontribs 6,005 bytes+851 Seems to have good use. See https://www.qc.edu.hk/math/Resource/AL/Rearrangement%20Inequality.pdf. And even if it's not commonly used, small number of cases isn't a valid grounds for deletion. Talk it to the talk page. WP:BRD.undoTag: Undo
curprev21:0721:07, 6 December 2019 Asoietalkcontribs m5,154 bytes−851 There are very few cases, in which you can apply the generalization. It makes the article unnecessary complicated.undoTag: section blanking