Yep, it's one of those - "To see how nice the theorem is, do it the hard way too", after one more page calculus and wolfram alpha both results match (dunno if i can delete the topic or close it first post here (technically second :) )
Homework Statement
First a thanks for the existence of this site, i find it quite useful but had no need to actually post till now.
I am stuck on the following problem in "introduction to physics"
We should calculate the \oint \vec{v}.d\vec{A}
of a object with the following parameters...