lay of
character columns.</p>
<div class="sourceCode" id="cb3"><pre class="sourceCode r"><code class="sourceCode r"><span id="cb3-1"><a href="#cb3-1" aria-hidden="true" tabindex="-1"></a><span class="fu">num</span>(<span class="sc">-</span><span class="dv">1</span><span class="sc">:</span><span class="dv">3</span>, <span class="at">notation =</span> <span class="st">&quot;sci&quot;</span>)</span>
<span id="cb3-2"><a href="#cb3-2" aria-hidden="true" tabindex="-1"></a><span class="co">#&gt; &lt;pillar_num(sci