Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec8e681cd116d6d37555a9e646d129773e120a60c47cfaa6d77a3fc296a1d0f0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^