Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 857f4eae51d5a832441efe35568de50219d121a66eae88decf617f07af0829bb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^