Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7c859406241fbdcf5a2a7c1a34fd406c0fdb85141538a780590f2ad3e9d11227:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^