f="dart-typed_data/UnmodifiableFloat64x2ListView/add.html">add</a></span><span class="signature">(<wbr><span class="parameter" id="add-param-value"><span class="type-annotation"><a href="dart-typed_data/Float64x2-class.html">Float64x2</a></span> <span class="parameter-name">value</span></span>)
            <span class="returntype parameter">&#8594; void</span>
          </span>
        </dt>
        <dd class="inherited">
          This operation is not supported by an unmodifiable list.
          <div clas