Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2506eccc105feb4a46ab8df9c2f4c2722a6c59ed7626ec2004d2bcdd333997e0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^