Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1d658127689369a9f8c386638fcb4c5a8ff836bf9ac82bc4e85fe2eca838070e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^