Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5bceb311c883e05df0a726c91d4d474605272b53d79851d927fe0b8d1ac3f1e7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^