Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a689f7ef157d6b4cb99be2121d8a916607b844da4ff5f2a084a496a9ae9dc963:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^