Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a9fbb372f60bad954fb1cbaa15aab020f7eda6129ac7738919a719d3baeb6b7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^