Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 212aa2687010f165217177bea37e9eac571a2978dd4f5aa394d60dc580316fc7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^