/span>, <span class="fl">2</span><span class="op">)</span>, <span class="fl">3</span>, <span class="fl">3</span>, byrow<span class="op">=</span><span class="cn">TRUE</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">b</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="fl">8</span>, <span class="op">-</span><span class="fl">11</span>, <span class="op">-</spa