ibrary.html" class="external-link">library</a></span><span class="op">(</span><span class="va"><a href="https://Matrix.R-forge.R-project.org" class="external-link">Matrix</a></span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/base/Random.html" class="external-link">set.seed</a></span><span class="op">(</span><span class="fl">1</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">X</span> <span class="op">&lt;-