ss="keyword">auto</span> a69 = <a id="a60" name="a60"></a><a class="code hl_function" href="namespacenc.html#a3d75639028d96fe20286a82740361c6e">nc::tanh</a>(a);</div>
<div class="line"> </div>
<div class="line">    <span class="comment">// Classification Functions</span></div>
<div class="line">    <span class="keyword">auto</span> a70 = <a id="a61" name="a61"></a><a class="code hl_function" href="namespacenc.html#ac28569da874c0b37a4c50c86b31a98ab">nc::isnan</a>(a.astype&lt;<span class="keywordtype">double<