eyword">module</span> <a href="TSL/index.html">TSL</a> : <span class="keyword">sig</span> ... <span class="keyword">end</span></code></div><div class="spec module" id="module-TSR"><a href="#module-TSR" class="anchor"></a><code><span class="keyword">module</span> <a href="TSR/index.html">TSR</a> : <span class="keyword">sig</span> ... <span class="keyword">end</span></code></div><dl><dt class="spec value" id="val-map_accum_left"><a href="#val-map_accum_left" class="anchor"></a><code><span class="keyword">val<