/li><li id="type-typ.L2norm" class="def variant constructor anchored"><a href="#type-typ.L2norm" class="anchor"></a><code><span>| </span><span><span class="constructor">L2norm</span> <span class="keyword">of</span> float</span></code></li><li id="type-typ.Elastic_net" class="def variant constructor anchored"><a href="#type-typ.Elastic_net" class="anchor"></a><code><span>| </span><span><span class="constructor">Elastic_net</span> <span class="keyword">of</span> float * float</span></code></li><li id="type-ty