Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 14a1451354419924dcba61b451a3937f27c793ca374512b390a1abca98fba2d8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^