Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> acba7560bc48c56e09b74eda09a27680bd417ccebb5ce10fbaa6585b4143acdb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^