Recent content by SanaiBongchul

  1. SanaiBongchul

    Green's reciprocity theorem about current density and magnetic field

    I have to prove three equations above. For first two equations, I've been thought and made reasonable answer by using a definition of the electricfield. However, for third, I can't use a definition of a magnetic field due to the cross product Like J_2 X J_1 X (r_2 - r_1). I think three of 'em...
  2. SanaiBongchul

    What is PF and why am I obsessed with it as a university student?

    I'm an university student and I've been really really obssesed to by home work. And accidently I ve found PF and I fell love. please welcome me!