Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cf7c74a12c0b8a5a7befe130d65a04ceaf36c8236887022132c8eff255397a22:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^