="type-var">'b</span> <a href="TSL/index.html#type-t">TSL.t</a></span>)</span> <a href="../../../../Functions/Travsersable/Internal/index.html#type-accum">Functions.Travsersable.Internal.accum</a></span></code></dt><dt class="spec value" id="val-map_accum_right"><a href="#val-map_accum_right" class="anchor"></a><code><span class="keyword">val</span> map_accum_right : <span>(float <span>&#45;&gt;</span> <span class="type-var">'a</span> <span>&#45;&gt;</span> <span><span>(float, <span class="type-var">'b</sp