Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 94b7bb4f6813fb44490933e47a98f90821a2db4def71391caff2e409ba808a28:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^