al and can
        be used to control the behaviour of the function: how it handles errors,
        what level of precision to use etc. Refer to the <a class="link" href="../../policy.html" title="Chapter&#160;18.&#160;Policies: Controlling Precision, Error Handling etc">policy
        documentation for more details</a>.
      </p>
<p>
        <span class="inlinemediaobject"><img src="../../../graphs/sinhc_pi.svg" align="middle"></span>
      </p>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost