Asked by David

Find two non-Riemann integrable functions whose sum is not Riemann integrable.
Answered by Mgraph
An example of this is the function that is 1 on any rational number and 0 elsewhere.
Answered by David
And what would the second function be?
Answered by Mgraph
You can change 1 and 0.

The simplest example of non-integrable function are: 1/x in the interval [0, b]