Equation Transformation: From Top to Bottom

[VooDoo]

Hey guys,

I need to prove that the equation on top can be written like the eqaution on the bottom, but I have no idea where to start. I have heard ppl saying that I need to use integration by parts etc. Any help is apprecaited!
*note the v's in the red box are different to the v not in the red box.

http://img360.imageshack.us/img360/1044/questionsne4.th.jpg

 

[Borek]

I wonder how many people were able to read the picture... Try to put it in tex.

 

[Pere Callahan]

I wonder how many people were able to read the picture... Try to put it in tex.

This is a fair question - I could not.

 

[redbrain]

Rofl yeah i can't even see that! :S even with my glasses on