Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b11f78b4ae80c1f6b289e8ca277db82043795e3f24134fcc132dc4246f5fcb9c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^