Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4edf7dd1ec193bdc7e8b801ebd90d43bb026200ca480fd55d1c4689131ba7469:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^