Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ffc1fb4fa731fb178e9841b3ec88e05f6efd07568a181714f9bc18f5195b55ed:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^