Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fc6865becb2fbbd53e6e2253bbb51453f65fd31bf8f1e7115904f01b87ef6a13:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^