Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b955c579f1d6b6cc08f8be8180d3d112c5f261ac54a32b3a1c0caeba77926090:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^