ss="op">(</span><span class="va">deldir</span><span class="op">)</span><span class="op">)</span></span>
<span><span class="va">NY84_nb</span> <span class="op">&lt;-</span> <span class="fu"><a href="../reference/tri2nb.html">tri2nb</a></span><span class="op">(</span><span class="va">NY8_ct_sf</span><span class="op">)</span></span>
<span><span class="kw">if</span> <span class="op">(</span><span class="kw"><a href="https://rdrr.io/r/base/library.html" class="external-link">require</a></span><span class="op">(<