Saturday, 28 April 2018

calculus - How to Evaluate intinfty0lfloorxrfloorexdx?

How to Evaluate 0xexdx , where x is the largest integer less than x?




I am thinking of using something like 0(e2+2e3+....+nen1+.....)dx and then use nen1=en But the integral, AFAIK, is only finitely-additive, so now what?

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