Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4140c8a30bf4bc080c0a8a7e059502d4420dd3031ef685d3794ece367d39054d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^