Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e486818af04ac192b26b610b6fcb77c6e115997206460d43d0990dfc713e85f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^