Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0ab1c8239b82f56a778683c7f2948921a1bef367735bf13f96283ece60bfd6b9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^