Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c4e930fda9506dd02a5096b659d9f176c0705037c6dec0b1fbada5fa5e618bbd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^