Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0261c8d8f999975cf599cf46f8016211a893a875d58c9344885572a5910cb129:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^