bernstein" class="nav-link" data-scroll-target="#bernstein">bernstein</a></li>
  <li><a href="#bessel-t" id="toc-bessel-t" class="nav-link" data-scroll-target="#bessel-t">bessel-t</a></li>
  <li><a href="#bessel-y" id="toc-bessel-y" class="nav-link" data-scroll-target="#bessel-y">bessel-y</a></li>
  <li><a href="#chebyshev-t" id="toc-chebyshev-t" class="nav-link" data-scroll-target="#chebyshev-t">chebyshev-T</a></li>
  <li><a href="#chebyshev-u" id="toc-chebyshev-u" class="nav-link" data-scroll-target="#che