Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b2a6db046bd8b90a0e88ec8c530e8490e1d7163ebb509fa15478a5c423f0cce5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^