>u</span><span class="o">.</span><span class="n">meter</span><span class="p">)</span> <span class="o">*</span> <span class="p">(</span><span class="n">sigma</span> <span class="o">/</span> <span class="n">u</span><span class="o">.</span><span class="n">meter</span><span class="p">)</span>
    <span class="n">context</span><span class="o">.</span><span class="n">setVelocities</span><span class="p">(</span><span class="n">velocs</span><span class="p">)</span>
<span class="n">setVelocity</span><span class="p">