Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cc2e4793a0de2929e05b83ac836fb6548e40199b118ebfcd601040c9761dcc9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^