n> <span class="symbol"><span class="implicit">ensuring</span><span class="params">(<span name="cond">cond: (<a href="" name="provingground.learning.TruncatedDistribution.FlatMap" id="provingground.learning.TruncatedDistribution.FlatMap" class="extype">FlatMap</a>[<span name="provingground.learning.TruncatedDistribution.FlatMap.A" class="extype">A</span>, <span name="provingground.learning.TruncatedDistribution.FlatMap.B" class="extype">B</span>]) =&gt; <span name="scala.Boolean" class="extype">Boolean</spa