Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7dab06393644221b7728667697941a396794e53fdd2e4b5fad9684f3924d34c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^