ce.html#header.boost.units.quantity_hpp" title="Header &lt;boost/units/quantity.hpp&gt;">boost/units/quantity.hpp</a>&gt;

</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Dim<span class="special">,</span> <span class="keyword">typename</span> System<span class="special">,</span> <span class="keyword">typename</span> X<span class="special">,</span> <span class="keyword">typename</span> Y<span class="special">&gt;</span> 
<span class="keyword"