Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c266cc8fc334163f70f941db18cd5cd1c44dc91ec464b5338136411c2150e1e4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^