Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4e00283479872384d511f6dec9efa898c90e4bb3447bc587dc92bf6a0348fad7:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^