lt_value"><span class="pre">None</span></span></em><span class="sig-paren">)</span><a class="headerlink" href="#utils.squick" title="Permalink to this definition">¶</a></dt>
<dd><p>Sine multitaper routine. With a double length FFT constructs
FT[sin(q*n)*x(n)] from F[x(n)], that is constructs the 
FFT of the sine tapered signal.</p>
<p>The FFT should be performed previous to the call.</p>
<p><strong>Parameters</strong></p>
<dl class="simple">
<dt>nptwo<span class="classifier">float</span></dt><dd><p>The twi