Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d81ed0eff043bfe72fdfe4b072328a1cfa46695e3d6acbce872443708f6bb43b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^