Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4f2e6bcf9cddec86e5d786ad74edeeb955a9cc7a371d36782207d4dd964df009:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^