="op">)</span></span></span>
<span class="r-in"><span><span class="va">obj</span> <span class="op">&lt;-</span> <span class="fu">unbalance_hierarchy</span><span class="op">(</span>agg_mat <span class="op">=</span> <span class="va">A</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">obj</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 2 x 3 sparse Matrix of class "dgCMatrix"</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>         