Calculation: ((2005**2-6013)/(2005**2-10019))/((2005**2-10021)/(2005**2-14023)).
计算：((2005**2-6013)/(2005**2-10019))/((2005**2-10021)/(2005**2-14023))．
<gadget id="calculator">2_005 ** 2</gadget>
<output>4_020_025</output>

<gadget id="calculator">4_020_025 - 6_013</gadget>
<output>4_014_012</output>

<gadget id="calculator">4_020_025 - 10_019</gadget>
<output>4_010_006</output>

<gadget id="calculator">4_014_012 / 4_010_006</gadget>
<output>1_002/1_001 = around 1.000999</output>

<gadget id="calculator">4_020_025 - 10_021</gadget>
<output>4_010_004</output>

<gadget id="calculator">4_020_025 - 14_023</gadget>
<output>4_006_002</output>

<gadget id="calculator">4_010_004 / 4_006_002</gadget>
<output>1_002/1_001 = around 1.000999</output>

<gadget id="calculator">(1_002/1_001) / (1_002/1_001)</gadget>
<output>1</output>

<result>1</result>