hannel: Wavelength Axis in cm-1</span>
<span class="sd">            amp: Amplitude of the line</span>
<span class="sd">            pos: Position of the line</span>
<span class="sd">            sigma: Sigma of the line</span>

<span class="sd">        Return:</span>
<span class="sd">            Value of function given input parameters</span>

<span class="sd">        &quot;&quot;&quot;</span>
        <span class="n">f1</span> <span class="o">=</span> <span class="n">Sinc</span><span class="p">(</span><span c