Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bab8b3823db385383af479a53c5d8f5c5b8d59dcf1139087b8a3ebd96ddcb694:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^