Calculation: (3/2)*(4/3)*(5/4)*...*(2012/2011)*(2013/2012)=how much.
计算：(3/2)*(4/3)*(5/4)*…*(2012/2011)*(2013/2012)=多少．
<gadget id="calculator">2_013 / 2</gadget>
<output>2_013/2 = around 1_006.5</output>

<result>2_013/2 = around 1_006.5</result>