Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d73a2d102fd12d561d123f4ba2cbd55df09e92ff1d33a4a29d63f3e1f65635e3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^