Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a260d1f8e5f48dd4f7d7a4338d8943d4c948e7e831137b427eba52a56904806a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^