de></pre>
<pre><span id="VALfacos_low"><span class="keyword">val</span> facos_low</span> : <code class="type">float -> float</code></pre>
<pre><span id="VALfacos_high"><span class="keyword">val</span> facos_high</span> : <code class="type">float -> float</code></pre><div class="info ">
arc-cosine functions<br>
</div>

<pre><span id="VALfasin"><span class="keyword">val</span> fasin</span> : <code class="type">float -> float</code></pre>
<pre><span id="VALfasin_low"><span class="keyword">val</span> fasin_low<