Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5a77e7cc294b72c138f1ced6a9caa407a27cb69eaa6772604cb561759f384a3e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^