="left"><code>int</code></td>
<td align="left"><code>int</code></td>
</tr>
<tr class="even">
<td align="left"><code>real</code></td>
<td align="left"><code>real</code></td>
</tr>
<tr class="odd">
<td align="left"><code>vector</code></td>
<td align="left"><code>vector</code></td>
</tr>
<tr class="even">
<td align="left"><code>simplex</code></td>
<td align="left"><code>vector</code></td>
</tr>
<tr class="odd">
<td align="left"><code>unit_vector</code></td>
<td align="left"><code>vector</code></td>
</tr>
<tr c