, <span class="va">b</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">Abt</span> <span class="op">&lt;-</span> <span class="fu"><a href="rowadd.html">rowadd</a></span><span class="op">(</span><span class="va">Abt</span>, <span class="fl">1</span>, <span class="fl">2</span>, <span class="fl">3</span><span class="op">/</span><span class="fl">2</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">Abt</span> <span class="op">&lt;-</span> 