Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 302a9030a01c09366933b8d4bf4c9de02c1786191c7efd3efe92c9d7a8d48a2f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^