s arc sine in radians.</p>
<p>Returns a value in the range -PI/2..PI/2, or NaN if <code>x</code> is outside
the range -1..1.</p>
    </section>
    
    <section class="summary source-code" id="source">
      <h2><span>Implementation</span> </h2>
      <pre class="language-dart"><code class="language-dart">external double asin(num x);</code></pre>
    </section>

  </div> <!-- /.main-content -->

  <div class="col-xs-6 col-sm-6 col-md-2 sidebar sidebar-offcanvas-right">
  </div><!--/.sidebar-offcanvas-->

<