Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0e7196d9cd54898b0a1c7437eae014a289983133f45e8d73e2b530020bffe216:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^