## 7 Tips To Get A Phd In 5 Easy Steps

Knowing that circulation on some contour is equal to the sum of circulation on contours, containing in this, it is possible to summarize expression (3 on all, and then we will receive circulation of a vector on the contour limiting S:

To coordinate the equations (and (Maxwell entered into the right member of equation (the additional composed. It is natural that this composed has to have dimension of density of current. Maxwell called it shift current density. Thus, according to Maxwell the equation (has to have an appearance: