Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e4c90e0dd9ad5c585a658654f15fb8aece03fe6384b70b53f62d8b84c6e7a313:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^