Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f89e300a99f84661d853a12378da9c70217d21e66b6234fdb23a1607a32c5fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^