Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b9c2129a4f62a051eab68ba2ef57205aa761b5fc2a0ef439dae4c9c1f8d7ba13:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^