Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 433800938b6a97e6a2ad92bc404a77a2752766f8aaf9900c72492c05f4ef5800:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^