1. Mar 8, 2007 #1

   Kolahal Bhattacharya

   

   1. The problem statement, all variables and given/known data
   
   I am to show: closed integral {phi (grad phi)} X (n^)dS=0
   
   2. Relevant equations
   
   
   
   3. The attempt at a solution
   
   I understand I am to use divergence theorem here.but cannot approach.Please help

    

   Kolahal Bhattacharya, Mar 8, 2007
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3. Mar 8, 2007 #2

   Dick

   

   Science Advisor

   Homework Helper

   Is 'X' supposed to mean a cross product between the normal vector and the gradient?

    

   Dick, Mar 8, 2007
4. Mar 8, 2007 #3

   Kolahal Bhattacharya

   

   yes.It means that.

    

   Kolahal Bhattacharya, Mar 8, 2007
5. Mar 9, 2007 #4

   Dick

   

   Science Advisor

   Homework Helper

   Try using [tex]\int_S n \times a dS = \int_V curl(a) dV[/tex].

    

   Last edited: Mar 9, 2007

   Dick, Mar 9, 2007

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