Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b384d2d5099a80c8be75efb80f701bc9c67111657f3f7ced1d5b6efae5e05380:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^