Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 524a898c08fd9d78a11ed5704179d333995d5a1da0ae2a01535a174ffbbfbd10:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^