Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ad1d568c531d24c92cd7b6d095b3df96c6673e66261ef67e7ec4bac6c09a9719:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^