Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b89a4d0a54e98baa2ecd2cf53efd34845205844783d6db3523b6ce75eb7bba88:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^