Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06b8fc2f4f080888d33f221e0a275fef53d4aab58c3584a8a1caa466f6d6c4c4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^