r value propagates. If an argument to a real-valued
function is not-a-number, it either rejects (an exception in the
underlying C++) or returns not-a-number itself. For boolean-valued
comparison operators, if one of the arguments is not-a-number, the
return value is always zero (i.e., false).</p>
</div>
<div id="infinite-values" class="section level4 unnumbered hasAnchor">
<h4>Infinite values<a href="numerical-data-types.html#infinite-values" class="anchor-section" aria-label="Anchor link to header"></a></h