Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6dc6f620ce35bd9c9fa81b8215dc0406615c5805407ebcd34e6fe9105edced5b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^