 class="mdzsyn-coresym">with-syms</span> [<span class="mdzsyn-symbol">$x</span> <span class="mdzsyn-symbol">$y</span>]
   ~(<span class="mdzsyn-coresym">let</span> [,<span class="mdzsyn-symbol">$x</span> ,<span class="mdzsyn-symbol">x</span>
          ,<span class="mdzsyn-symbol">$y</span> ,<span class="mdzsyn-symbol">y</span>]
      (<span class="mdzsyn-coresym">if</span> (<span class="mdzsyn-coresym">&gt;</span> ,<span class="mdzsyn-symbol">$x</span> ,<span class="mdzsyn-symbol">$y</span>) ,<span class="m