Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d6d91c4d883c89b22291d782a1ca6e7de6196efd49707d3d401db6673b32547b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^