Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d659fcf649835815cace2519b5ac07ade75f5fb8f1fe856c639966327933cc3e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^