Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ab8dd031532679fb06eb56bbf66de2a0f71968e549bdc5b5dcda002f894d7716:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^