span name="scala.Boolean" class="extype">Boolean</span></span>)</span><span class="result">: <a href="" name="provingground.translation.Statement.Definition" id="provingground.translation.Statement.Definition" class="extype">Definition</a>[<span name="provingground.translation.Statement.Definition.S" class="extype">S</span>, <span name="provingground.translation.Statement.Definition.E" class="extype">E</span>]</span></span><div class="fullcomment"><dl class="attributes block"><dt class="implicit">Implicit</