   <dl class="dl-horizontal">
      <dt>d</dt>
      <dd>distance in nm</dd>
      <dt>u</dt>
      <dd>transformed normalised in-plane wavevector sqrt(1-q^2)</dd>
      <dt>wavelength</dt>
      <dd>wavelength in nm</dd>
      <dt>epsilon</dt>
      <dd>list of dielectric functions</dd>
      <dt>thickness</dt>
      <dd>list of layer thicknesses</dd>
      <dt>GL</dt>
      <dd>logical: result formatted for use with Gauss Legendre quadrature</dd>
    </dl>
    
    <h2 class="hasAnchor" id="details"><a cl