class="p">(</span><span class="n">r</span> <span class="o">~=</span> <span class="n">r_</span><span class="p">)</span> <span class="o">|</span> <span class="n">any</span><span class="p">(</span><span class="n">any</span><span class="p">(</span><span class="nb">abs</span><span class="p">(</span><span class="n">f</span> <span class="o">-</span> <span class="n">f_</span><span class="p">)</span><span class="o">&gt;</span><span class="mf">1e-5</span><span class="p">)))</span>
  <span class="n">warning</span><spa