lass="num">1</span>d,<span class="num">2</span>,<span class="num">3</span>).raw(<span class="num">0</span>) == <span class="num">1</span>d</pre><p><code>Vec</code> may be used in arithemetic expressions which operate on two <code>Vec</code>s or on a
<code>Vec</code> and a scalar value. A few examples:</p><pre>Vec(<span class="num">1</span>,<span class="num">2</span>,<span class="num">3</span>,<span class="num">4</span>) + Vec(<span class="num">2</span>,<span class="num">3</span>,<span class="num">4</span>,<