I think you might make some progress by substituting u=ln(x), so du=(dx/x).
- Hollywood
Well, this is interesting. After substituting:
And then substituting again:
we have:
Now integrating by parts gives:
and we are stuck since can not be integrated in terms of elementary functions. See Exponential integral - Wikipedia, the free encyclopedia
Can anyone else help? Maybe I made a mistake somewhere.
- Hollywood