Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fa10a689253b4c846a6c4a42f2f833446bcdf5ec50c64cae626ea0391a011acc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^