Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 73d011faaa25787e92557583ff6afc9ce7156cb80126ae1981dc76cdd2f8b4b9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^