Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad71d736ddfc4260bfcdd195f6568dd017ed09fd0583ba8c7a395097441eca2d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^