Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b9f7fdd436bd554481f0e4bb73b9240f98a6c143bdf0023098c29b855e0b415:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^