span><span class='lbracket'>[</span><span class='int'>4</span><span class='rbracket'>]</span><span class='comma'>,</span> <span class='id identifier rubyid_args'>args</span><span class='lbracket'>[</span><span class='int'>4</span><span class='rbracket'>]</span><span class='rparen'>)</span>
  <span class='kw'>end</span>
  <span class='ivar'>@radius</span> <span class='op'>=</span> <span class='id identifier rubyid_args'>args</span><span class='lbracket'>[</span><span class='int'>3</span><span class='rbracket