102KiB, 882x434, Screen Shot 2021-07-10 at 10.52.42 PM.png View SameGoogleiqdbSauceNAO Anonymous Sun 11 Jul 04:53:14 2021 No.13379715 ViewReplyOriginalReport Quoted By: >>13379765 If I have two functions that with bounded variation between a set interval, how do I go about proving that the sum of those functions also has bounded variation?