ss="va">test</span><span class="op">$</span><span class="va">center</span>, <span class="va">pca</span><span class="op">$</span><span class="va">center</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1] TRUE</span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/base/all.equal.html" class="external-link">all.equal</a></span><span class="op">(</span><span class="va">test</span><span class="op">$</span><span class="va">scale</span>,  <