Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c05e7a81061e50c6ab2625f60bea999ae2e1f1d1b27107f824124b6637d5695c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^