, 3]
 [2, 1, 3]
 [1, 2, 1, 3]</code></pre></div><a class="docs-sourcelink" target="_blank" href="https://github.com/jmichel7/Chevie.jl/blob/fbddb048572eb9b42fb2c8f80113717339b328da/src/CoxGroups.jl#L460-L490">source</a></section><section><div><p><code>bruhatless(W, y)</code></p><p>returns  a vector  whose <code>i</code>-th  element is  the vector  of elements of <code>W</code> smaller for the Bruhat order than <code>w</code> and of Coxeter length <code>i-1</code>. Thus the first  element  of  the  returned 