Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7640c14ea4ed2d171f45d8e740c2093f954ff50ed707c59ca512a5f35d9e781:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^