lank" href="https://github.com/jmichel7/Chevie.jl/blob/fbddb048572eb9b42fb2c8f80113717339b328da/src/CoxGroups.jl#L973-L986">source</a></section></article><article class="docstring"><header><a class="docstring-binding" id="Chevie.CoxGroups.firstleftdescent" href="#Chevie.CoxGroups.firstleftdescent"><code>Chevie.CoxGroups.firstleftdescent</code></a> ‚Äî <span class="docstring-category">Function</span></header><section><div><p><code>firstleftdescent(W,w)</code></p><p>returns the index in <code>gens(W)</cod