Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 69f0751d5d89e3f05a63b243d3bb4a852940f45e728acd00551dafd21fb7640d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^