Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b865d5376c45d2d6b17d811189bbaba3d8ecf7addf7a40a8d72eaa70f66ca98f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^