Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b8bf11b4917c78ca0856304bc069d23173723d7e6a3bb4fef9c994323ba9dc7c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^