 class="op">=</span><span class="fl">1000</span>, maxiter<span class="op">=</span><span class="fl">20</span><span class="op">)</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/base/summary.html" class="external-link">summary</a></span><span class="op">(</span><span class="va">mod2</span><span class="op">)</span></span>
<span></span>
<span><span class="co">#***</span></span>
<span><span class="co"># Model 3: 3-dimensional 2PL model with uncorrelated dimensions</span></span>
<span><span class="