span><span class="fu">transf.dtou2</span><span class="op">(</span><span class="va">xi</span><span class="op">)</span></span>
<span><span class="fu">transf.dtou3</span><span class="op">(</span><span class="va">xi</span><span class="op">)</span></span>
<span><span class="fu">transf.dtoovl</span><span class="op">(</span><span class="va">xi</span><span class="op">)</span></span>
<span><span class="fu">transf.dtocles</span><span class="op">(</span><span class="va">xi</span><span class="op">)</span></span>
<span>