Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8bb0c0b8d80a4eebbbdfe4a27665ca75e6ef4511a5ed8883b188700ec090be9c:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^