Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 064f72154d073e466978301c6d014e2e65cb7e791d133bc9bef0fd3c1c4e3a25:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^