an name="y">y: <span name="scala.Predef.ArrowAssoc.-&gt;.B" class="extype">B</span></span>)</span><span class="result">: (<a href="" name="provingground.induction.TypObj" id="provingground.induction.TypObj" class="extype">TypObj</a>[<span name="provingground.induction.TypObj.T" class="extype">T</span>, <span name="provingground.induction.TypObj.C" class="extype">C</span>], <span name="scala.Predef.ArrowAssoc.-&gt;.B" class="extype">B</span>)</span></span><div class="fullcomment"><dl class="attributes block"