s="fu">check</span><span class="op">(</span><span class="va">a</span>, <span class="va">b</span><span class="op">)</span></span></code></pre></div>
    </div>

    <div class="section level2">
    <h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>


<dl><dt id="arg-a">a<a class="anchor" aria-label="anchor" href="#arg-a"></a></dt>
<dd><p>A <code><a href="samc-class.html">samc-class</a></code>, <code><a href="https://rdrr.io/r/base/matrix.html" class="external-link">