Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6f79d8b2ba4998fdf69e01c994a53157f231b32b17f04fccc2cf047643feedd3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^