Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 686cfa7ce13437d8690de66190302b3bab897765507d5f3505721eb95b3c0005:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^