Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cb1ccf451e7a883d0e24e5f915e28a89b6704e728ba4306cc1eb1a405d942dd5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^