Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a3458432137dc688ff046e1263dfd89e10b9d73d25db43f58aa8a242d91b3cd7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^