Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 87bef0934623d7fbfd471bd72e124b06fe2f08d28e0f009f575d3e7231aa980d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^