Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8491c46012048f0afdc011896d0f2d9b2b4509f3a8acb29236f369fbf267aa90:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^