Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dacbb38463d834567c35f0dde75d4de72d1d51303f6aef6b99128fe6309d76c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^