Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 69b99bd7c5bf85d3348a36d76f902b5717e87608ec7ab44aa3a9f427d2bc39b8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^