="external-link">rep</a></span><span class="op">(</span><span class="fl">.7</span>,<span class="fl">512</span><span class="op">)</span>,<span class="fu"><a href="https://rdrr.io/r/base/rep.html" class="external-link">rep</a></span><span class="op">(</span><span class="fl">1</span>,<span class="fl">512</span><span class="op">)</span><span class="op">)</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu">fd_mfdfa</span><span class="op">(</span>y<span