Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 959f88bb6ddaeed2089460654f6b061e9b978d8a0822ccc9dac64438ddb8463d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^