Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1fc76469bac361986013d9dd9a429915d9399b4047252a4893720920d9b9d01c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^