lass="r-in"><span>phen_names <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/paste.html" class="external-link">paste0</a></span><span class="op">(</span><span class="st">"phenotype"</span>, <span class="fl">1</span><span class="op">:</span><span class="fl">3</span><span class="op">)</span>, tol <span class="op">=</span> <span class="fl">0.01</span><span class="op">)</span></span></span>
<span class="r-msg co"><span class="r-pr">#&gt;</span> The number of workers is 1</span>
<span 