
<p>this works very well, but show an example here.</p>
</div>
<figure class="align-center" id="id9">
<img alt="_images/image50.png" src="_images/image50.png" />
<figcaption>
<p><span class="caption-text">Automatic propagation of errors during arithmetic operations.</span><a class="headerlink" href="#id9" title="Link to this image">¶</a></p>
</figcaption>
</figure>
</section>
<section id="methods-for-manipulating-data">
<h2>Methods for Manipulating Data<a class="headerlink" href="#methods-for-manipulating-