osed_form</a></span><span class="op">(</span><span class="op">~</span><span class="va">cf</span> <span class="op">+</span> <span class="fl">3</span> <span class="op">*</span> <span class="va">d</span><span class="op">)</span></span>
<span class="r-in"></span>
<span class="r-in"><span class="va">cf2</span><span class="op">$</span><span class="va">expr</span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> cf + 3 * d</span>
</code></pre></div>
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