Right hand side expression should be equal to the left hand side
<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">
<msqrt>
<msqrt>
<msqrt>
<msqrt>
<mn>65536</mn>
</msqrt>
</msqrt>
</msqrt>
</msqrt>
<mo>=</mo>
<mn>2</mn>
</math>
Author: George Chavchanidze, Opera Software ASA