 class="c">!!</span>
  <span class="c">!! This function is for 1-dimensional input arrays. It is overloaded by the</span>
  <span class="c">!! `advectCentered2ndOrder2d` procedure.</span>

  <span class="kt">real</span><span class="p">(</span><span class="nb">kind</span><span class="o">=</span><span class="n">rk</span><span class="p">),</span><span class="k">dimension</span><span class="p">(:,:,:),</span><span class="k">intent</span><span class="p">(</span><span class="n">in</span><span class="p">)</span> <