ternal-link">c</a></span><span class="op">(</span><span class="fl">0</span>, <span class="fl">3</span>, <span class="fl">1</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="op">(</span><span class="va">rv</span> <span class="op">&lt;-</span> <span class="fu">powerMethod</span><span class="op">(</span><span class="va">B</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> $vecto