Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fd00b47da01ebbfcb887adf068b9e59af80e94e57f64245bf96fe9b6556f45fd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^