Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e0a2ed30f1376d91abc30a8f5fd6353e952f722402607a9d5f457417f45e00dd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^