Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bb2117289e68c933a8f8cfae09de3c924efe9dc0642811cb144a6f8463ab27da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^