ator unary-" class="callable">
          <span class="name"><a href="dart-ui/Radius/operator_unary_minus.html">operator unary-</a></span><span class="signature">(<wbr>)
            <span class="returntype parameter">&#8594; <a href="dart-ui/Radius-class.html">Radius</a></span>
          </span>
                  </dt>
        <dd>
          Unary negation operator. <a href="dart-ui/Radius/operator_unary_minus.html">[...]</a>
                  
</dd>
        <dt id="operator ~&#x2F;" class="callable">
      