highp&gt;        <a class="code" href="a00732.html#gae57d0201096834d25f2b91b319e7cdbd">double2x2</a>;      </div><div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="a00732.html#ga3655bc324008553ca61f39952d0b2d08">  121</a></span>&#160;    <span class="keyword">typedef</span> mat&lt;2, 3, double, highp&gt;        <a class="code" href="a00732.html#ga3655bc324008553ca61f39952d0b2d08">double2x3</a>;      </div><div class="line"><a name="l00122"></a><span class="lineno"><a class="li