Recent content by jj4

I'm just looking for a basic explanation of how to calculate Smith Normal Forms. Is this thread in the correct sub-forum?

FYI this is a homework problem which I already have the answer to but would like to clarify some points on. Homework Statement Find the Smith Normal Form of the matrix \left[ \begin{array}{cccc} 6 & 0 & 4 \\ 0 & 6 & 8 \\ 0 & 3 & 0 \end{array} \right] over the ring of integers. Homework...