Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 96f2e35784d0c6963a41f91dd6bf45f5a997d9d4400b0faaede2102ae0feeaea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^