pan> Arrays of vectors and matrices</h3>
<p>The key to understanding arrays is that the array indexing comes before
any of the container indexing. That is, an array of vectors is just
that: each array element is a vector.
See the chapter on array and matrix types in the user’s guide section
of the language manual for more information.</p>
<p>For the dump data format, the following declarations have the same
arrangement.</p>
<pre><code>array[M, N] real a;
matrix[M, N] b;
array[M] vector[N] c;
array[M] row_