Recent content by hassouna

thank you for your help :smile:

divergence is a vector operator we can't operate it on matrix can't we??

HI I m a new member here

I found that the equation is expressed by there is outer product ...what I really don't get it is if j is a vector then the outer product of j and j is is obtained by multiplying each element of j by the complex conjugate of each element of j which is basically a matrix not a vector