;</span> [1,]    0    0    0</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [2,]    0    0    0</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> , , 2</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>      [,1] [,2] [,3]</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1,]    0    0    0</span>
<span class="r-out co"><span class="