l_hpp" title="Header &lt;boost/accumulators/numeric/functional.hpp&gt;">boost/accumulators/numeric/functional.hpp</a>&gt;

</span>
<span class="keyword">struct</span> <a class="link" href="unary_minus.html" title="Struct unary_minus">unary_minus</a> <span class="special">{</span>
<span class="special">}</span><span class="special">;</span></pre></div>
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