Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f238dec27a5e090b69dde1a1e40b831f36d20cd61c76c9a9beba53fdf1e8ae4c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^