   <h2>Value</h2>
    

<p>A numeric matrix.</p>
    </div>

    <div id="ref-examples">
    <h2>Examples</h2>
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="r-in"><span><span class="va">mat</span> <span class="op">&lt;-</span> <span class="fu">covar_from_df</span><span class="op">(</span><span class="va">iris</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/utils/head.html" class="external-link">head</a></span><span