Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3feff4337ba411ec5782f907746d05a5e7ff991c33103ad47a649ec9347dbc1c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^