"emphasis"><em>x</em></span> <code class="computeroutput"><span class="number">1</span><span class="special">-</span><span class="identifier">erf</span><span class="special">(</span><span class="identifier">x</span><span class="special">)</span></code>
      without the loss of precision implied by the subtraction.
    </p>
<p>
      See also <a class="link" href="sf_erf/error_function.html" title="Error Function erf and complement erfc">erfc</a> for
      the full template (header only) version of this fun