Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d783b1baeeba1257d02d7ba89e47079e0682e7d2284a2fbadae0d906c9649a23:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^