Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1660fa0a51a7c92c603bbed4c6acf566dd6bda6940327dd29ae362f1d0cdc053:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^