Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f568af813f632dafe1b9fd30444fd95f9c7e7e59b2f6c14febb37693def70647:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^