Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b18bf7815927aaf788e17f5dcb5ac13f8bd5d4578b5bc9f8e8c953cc6b875d58:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^