Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5c9f800888a3c4c6923aaceac43305dd7eec1b60f2a713aeec0352304f835d9d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^