Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eb21600de9400394932cbcc875a53bf05b8977b39961818229a5a100367ba8a5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^