Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fc628aaa9dbe2580498d529225732d4da6a31169b67c01a89524682cbbe68846:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^