Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cc0c5c8d510005a75f789aff75130513971ef07219589113fea45b39f5d32f3d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^