Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 215ec305d879ada1de649094090fff803a556bc738846709f1a46246ad5a1c9c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^