_transpose_print_some.m</a>,
          prints some of an R8MAT, tranposed.
        </li>
        <li>
          <a href = "r8mat_write.m">r8mat_write.m</a>,
          writes an R8MAT to a file.
        </li>
        <li>
          <a href = "r8vec_sort_heap_index_a.m">r8vec_sort_heap_index_a.m</a>,
          does an indexed heap ascending sort of an R8VEC.
        </li>
        <li>
          <a href = "s_len_trim.m">s_len_trim.m</a>,
          returns the length of a string to the last nonblank.
        </