.com/en/java/javase/11/docs/api/java.base/java/util/function/Function.html?is-external=true" title="class or interface in java.util.function" class="externalLink">Function</a>&lt;? super <a href="../Either.LeftProjection.html" title="type parameter in Either.LeftProjection">L</a>,&#8203;<a href="../Either.html" title="class in io.streamthoughts.azkarra.api.monad">Either</a>&lt;LL,&#8203;<a href="../Either.LeftProjection.html" title="type parameter in Either.LeftProjection">R</a>&gt;&gt;&nbsp;fn)</code></th>