d declares <code><a class="el" href="group__group-core.html#ga38cf78e1e3e262f7f1c71ddd9ca70cd9" title="Returns whether the tag of an object matches a given tag. ">boost::hana::is_a</a></code> and <code><a class="el" href="group__group-core.html#ga7fdbde52f5fe384a816c6f39ff272df9" title="Equivalent to is_a; provided for consistency with the rules of the English language. ">boost::hana::is_an</a></code>.  
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 c