Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b585cb8f3ff84e16853f15951ce51de2843c481ad53fce7619ba48a9d1a931ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^