s-v"></span><h3>v<a class="headerlink" href="#v" title="Permalink to this heading"></a></h3>
<section class="accordion"><input type="checkbox" name="collapse" id="inputs1" checked="checked"><label for="inputs1"><strong>v</strong></label><div class="content"><div class="line-block">
<div class="line">0 | -1 | <em>linear</em> <em>indices</em> | <em>logical</em> <em>vector</em></div>
<div class="line">The indices of variables for which to return lengths. If 0, returns the full length of the state vector, ra