Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f339ad4402eb8befdf0c83d9d1449fef6533f4bc6de5976f22c95d31b9a19f8b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^