Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d67ba4cb8724105db3aa7acdcab68e713a6f20943313df060ad94091f35ab604:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^