(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

I am to show

int{A . grad(phi)}dV=0 where A is a solinoidal field and normal component of A at the boundary vanishes.

I expressed A as curl F and suspect that the (curl F).(grad phi)=0

So,I am done.Is it correct?

2. Relevant equations

3. The attempt at a solution

**Physics Forums | Science Articles, Homework Help, Discussion**

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Vectorcalculus problem

**Physics Forums | Science Articles, Homework Help, Discussion**