 tabindex="-1"></a>  <span class="fu">reduce_matrix</span>() <span class="sc">%&gt;%</span></span>
<span id="cb8-3"><a href="#cb8-3" aria-hidden="true" tabindex="-1"></a>  <span class="fu">fast_forward</span>() <span class="sc">%&gt;%</span> </span>
<span id="cb8-4"><a href="#cb8-4" aria-hidden="true" tabindex="-1"></a>  <span class="fu">multi_backward</span>() <span class="sc">%&gt;%</span> </span>
<span id="cb8-5"><a href="#cb8-5" aria-hidden="true" tabindex="-1"></a>  <span class="fu">stepwise</span>()</