Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fa8d3bb668b9ab0ca942d58b93ebf375a5abdb9316387ffdedfd362ae461c56f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^