    ></a
	  ></span
	></span
      ><span class="hs-special"
      >)</span
      ><span
      > </span
      ><span class="annot"
      ><span class="annottext"
	>Either b b
</span
	><span class="hs-identifier"
	>_</span
	></span
      ><span
      > </span
      ><span class="hs-glyph"
      >=</span
      ><span
      > </span
      ><span class="annot"
      ><span class="annottext"
	>(b -&gt; a) -&gt; Either (a -&gt; b) (b -&gt; a)
forall a b. b -&gt; Either a b
</span
	><span class="hs-identifier hs-v