Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f39bba7caf66293428e6bc64ed956b62de3db12f631eff4c4bdf0b7bcc0038eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^