Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5c4c970ca1650e1cf96401a3486bdaecfdf98e1c9a3cb630cd3b1566c9202231:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^