Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 16cb7f6a52838665e44713770045329591b4645eead7be56728e7e53df6d64eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^